Brands

Orbital Shaker Accessories

<h2>What are orbital shaker accessories?</h2>
&nbsp;
Orbital shaker accessories are the platform attachments and holders that secure specific vessel types to a shaker platform during operation. Erlenmeyer flasks typically require spring-clip clamps that hold the flask securely while allowing unrestricted liquid movement, microplates use dedicated plate holders, tube rack inserts accommodate centrifuge and microcentrifuge tubes, and non-slip mats provide flexible placement for vessels during lower-speed mixing applications.
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<h2>What you will find:</h2>
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<ul>
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Dedicated Flask Platforms: Pre-configured platforms designed to securely hold specific sizes of Erlenmeyer flasks or standard microplates.
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Universal Magnetic Platforms: Versatile, metallic base platforms engineered for instant, tool-free swapping of magnetic clamps and tube racks.
</li>
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Magnetic Flask Clamps: Single-size and combo magnetic clamps designed for quick attachment to hold 25ml up to 500ml Erlenmeyer flasks.
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Magnetic Tube Racks: Specially designed magnetic racks to accommodate culture tubes, microplates, and large conical bottles in various orientations.
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</ul>
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<h2>How to choose orbital shaker accessories</h2>
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Select Erlenmeyer flask clamps by flask volume
Flask clamps are designed for specific flask sizes, including 125 mL, 250 mL, 500 mL, 1 L, and larger culture flasks. Each clamp is engineered to fit the dimensions of a particular flask size, ensuring secure retention during shaking.
Confirm compatibility with your shaker platform
Accessory mounting systems vary between manufacturers and shaker models. Before ordering, verify that the clamp, holder, or rack is listed as compatible with the specific orbital shaker platform being used.
Choose a microplate holder suitable for your application
Microplate holders secure standard microplates during incubation and mixing procedures. Different holder designs support different operating speeds and plate formats, making compatibility and intended use important selection criteria.
Use a non-slip platform mat for flexible vessel placement
Non-slip mats provide a simple solution for holding bottles, flasks, trays, and other containers at low to moderate shaking speeds. They are useful when vessel configurations change frequently and dedicated clamps are not required.
Verify tube rack capacity and platform fit
Tube rack inserts are available for common laboratory tube formats, including microcentrifuge tubes and conical centrifuge tubes. Confirm that the rack dimensions fit within the shaker platform and that the rack accommodates the desired number of samples per run.
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<h2>Specifications context</h2>
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Orbital shaker accessories are designed to keep vessels securely positioned while exposed to continuous circular motion. Flask clamps, plate holders, and tube racks should be selected according to vessel dimensions, operating speed, and platform compatibility. Stainless steel spring-clip clamps remain one of the most widely used accessory formats for laboratory culture applications due to their durability and secure retention.
<a href="https://mbpinc.net/contact-us">Conatct helpful team at MBP</a> for a quick customised quote.

Dedicated Platform, 8 x 250ml Erlenmeyer flasks

H1000-P-250 by Benchmark Scientific is a dedicated orbital shaker platform holding 8 × 250 ml Erlenmeyer flasks, compatible with Orbi-Shaker and Incu-Shaker series instruments. Integrated fixed flask positions provide secure retention without additional clamp accessories — order at mbpinc.net/quickorder using catalog number H1000-P-250.

Manufacture

Dedicated Platform, holds 4 standard micro plates (max. 1)

The H1000-P-MP by Benchmark Scientific is a dedicated platform for 4 standard SBS-format microplates, compatible with the Incu-Shaker Mini, Orbi-Shaker, and Orbi-Shaker CO2 — one platform per shaker position (max. 1).

Round Well Deep Well Plates

<h2 data-section-id="8npnrj" data-start="0" data-end="40">What are Round Well Deep Well Plates?</h2>
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Round well deep well plates are polypropylene microplates manufactured to ANSI/SLAS (SBS) footprint standards, featuring cylindrical wells that provide greater sample volumes than standard PCR or assay plates. Typical formats include 96-well plates with capacities of 1.2 mL, 2.0 mL, or 2.2 mL per well, designed for automated sample processing, nucleic acid extraction, microbial culture, compound storage, and high-throughput laboratory workflows.
The round well geometry promotes uniform mixing, consistent liquid movement during shaking, and efficient magnetic bead collection during automated extraction procedures. Unlike square well plates, which maximize storage volume, round well plates are preferred when sample recovery, mixing performance, and magnetic bead handling are critical.
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<h2 dir="ltr">What you will find:</h2>
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<ul>
<li dir="ltr" aria-level="1">
96-round well storage plates
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1.2ml deep well plates
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<li dir="ltr" aria-level="1">
2.0ml round well plates
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Sterile deep well microplates
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DNase and RNase-free plates
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U-bottom deep well plates
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Polypropylene storage plates
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Automation-compatible round well plates
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Silicone sealing mats
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</ul>
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<h2 data-section-id="m2xmka" data-start="1392" data-end="1436">How to Choose Round Well Deep Well Plates</h2>
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Well Volume
The 1.2 mL round well plate is specified for smaller-input nucleic acid extraction protocols (blood, plasma, swab) and fits automated deck formats with restricted Z-height clearance. The 2.0 mL round well format accommodates larger sample input volumes for high-yield extractions and is the standard format for Nest Scientific deep well plates used in nucleic acid processing. Confirm working volume versus total well volume in the product specification &mdash; a 2.0 mL plate typically has a total volume of 2,200&ndash;2,400 &micro;L.
Bottom Geometry
U-bottom (hemispherical) round wells are standard for sample storage, bacterial and cell culture, and general liquid handling where complete aspiration is not required. V-bottom (conical) round wells concentrate liquid and pellet to the lowest point for complete aspiration and enhanced pellet recovery, preferred in enzymatic assay and precipitation protocols. Flat-bottom round well plates are used when an optical flat surface is needed for absorbance-based assay measurement.
Sterility Requirements
Non-sterile round well deep well plates manufactured in ISO 8 cleanrooms satisfy most nucleic acid extraction and sample processing workflows. Sterile options (gamma-irradiated, SAL 10⁻⁶) are required for cell culture, bacterial culture, and RNA extraction from live cells. Autoclavable polypropylene formats provide a cost-effective reusable sterile option for labs with autoclave access.
Centrifugation and Sealing
Standard round well deep well plates are rated 4,000&ndash;6,000 &times; g. Raised well rims ensure consistent sealing with adhesive films, heat-seal foils, and pre-slit silicone mats. Nest Scientific 96-well round well silicone sealing mats (pre-slit, 7 mm diameter) are compatible with 0.35&ndash;1.35 mL round well plates.
Automation Compatibility
Specify virgin polypropylene, lot-certified DNase-free, RNase-free, DNA-free, and PCR inhibitor-free for nucleic acid extraction. Nest Scientific deep well plates use USP Class VI polypropylene material with high chemical stability for demanding extraction workflows.
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<h2 data-section-id="1jl751w" data-start="4818" data-end="4843">Specifications Context</h2>
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Round well deep well plates are manufactured from high-purity polypropylene and are commonly rated for temperatures from &minus;80&deg;C to +121&deg;C, supporting freezer storage and autoclave sterilization. Premium plates are produced from USP Class VI resins and tested for DNase, RNase, DNA, and PCR inhibitor contamination.
The 96-well 2.0 mL U-bottom round well plate remains one of the most widely used formats for automated nucleic acid extraction, biobanking, bacterial culture, and sample preparation workflows due to its balance of volume capacity, automation compatibility, and reliable magnetic bead performance.
Browse our range and <a href="https://mbpinc.net/contact-us" style="color: #236fa1; text-decoration: underline;">request a quote from the MBP team</a> to find the right fit for your lab.

Datsheet

Deep Well Plate (Round well)

The 504102 by NEST Scientific is a 48-well U-bottom deep well plate with round wells holding 3.5 mL each, molded from polypropylene to SBS international dimensions. Non-sterile, compatible with automated liquid handling workstations. Supplied 5 plates per pack, 50 per case.

Manufacturer

3.5 ml 48-Well Deep Well Plate, U-Bottom, Round well, non-sterile, 5/pk, 50/cs

0.4 ml 96-Well Deep Well Plate, U-Bottom, Round well, non-sterile, 10/pk, 50/cs

1.0 ml 96-Well Deep Well Plate, U-Bottom, Round well, non-sterile, 5/pk, 50/cs

2.0 ml 96-Well Deep Well Plate, U-Bottom, Round Well, non-sterile, 5/pk, 50/cs

0.36 ml 96-Well Deep Well Plate, V-Bottom, Round well, non-sterile, 5/pk, 50/cs

0.5ml 96-Well Deep Well Plate, V-Bottom, Round well, non-sterile, 10/pk, 50/cs

1.0 ml 96-Well Deep Well Plate, V-Bottom, low profile, Round well, non-sterile, 5/pk, 50/cs

3.5 ml 48-Well Deep Well Plate, U-bottom, Round well, Sterile, 5/pk, 50/cs

0.4 ml 96-Well Deep Well Plate, U-Bottom, Round well, sterile, 10/pk, 50/cs

1.0 ml 96-Well Deep Well Plate, U-Bottom, Round well, Sterile, 5/pk, 50/cs

2.0 ml 96-Well Deep Well Plate, U-Bottom, Round Well, Sterile, 5/pk, 50/cs

0.36 ml 96-Well Deep Well Plate, V-Bottom, Round well, sterile, 5/pk, 50/cs

0.5 ml 96-Well Deep Well Plate, V-Bottom, Round well, sterile, 10/pk, 50/cs

1.0 ml 96-Well Deep Well Plate, V-Bottom, low profile, Round well, sterile, 5/pk, 50/cs

1.3 mL 96-Well Deep Well Plate, U-Bottom, Round Well, Non-Sterile, 5/pk, 50/cs

1.3 mL 96-Well Deep Well Plate, U-Bottom, Round Well, Sterile, 5/pk, 50/cs

Square Well Deep Well Plates

<h2 data-section-id="7nn2n" data-start="0" data-end="42">What Are Square Well Deep Well Plates?</h2>
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Square well deep well plates are polypropylene microplates designed with square-shaped wells instead of traditional round wells. This design maximizes liquid capacity within the standard SBS/ANSI microplate footprint, making them ideal for high-throughput laboratory workflows that require larger sample volumes. Commonly available in 96-well formats with capacities ranging from 1.1 mL to 2.2 mL per well, these plates are widely used for nucleic acid extraction, protein precipitation, compound library storage, sample preparation, and automated liquid handling.
The square-well geometry increases usable volume while maintaining compatibility with automated platforms from Hamilton, Tecan, Beckman Coulter, and Agilent. Manufactured from virgin polypropylene, square well plates offer excellent chemical resistance to DMSO, ethanol, acetonitrile, and extraction buffers, while minimizing sample binding and contamination risks.
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<h2 dir="ltr">Product Range:</h2>
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<ul>
<li dir="ltr" aria-level="1">
96-square well storage plates for sample management.
</li>
<li dir="ltr" aria-level="1">
2.2ml deep well plates for large-volume handling.
</li>
<li dir="ltr" aria-level="1">
V-bottom square well plates for maximum sample recovery.
</li>
<li dir="ltr" aria-level="1">
DNA-free deep well microplates for molecular applications.
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<li dir="ltr" aria-level="1">
Medical-grade polypropylene plates for chemical durability.
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Automation-ready square well formats for robotic integration.
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Deep well plates for bead beating and high-impact use.
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Chemical-resistant 96-well plates for harsh reagents.
</li>
</ul>
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<h2 data-section-id="1lthnju" data-start="1133" data-end="1179">How to Choose Square Well Deep Well Plates</h2>
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Well Volume The most common formats are 2.0 mL and 2.2 mL square well plates, which provide sufficient volume for nucleic acid extraction, protein precipitation, and compound storage workflows. Lower-profile 1.1 mL plates are useful when deck height limitations or freezer space optimization are important considerations.
Bottom Geometry V-bottom wells concentrate liquid and pellets into a single point, enabling more complete aspiration and improved recovery during centrifugation-based workflows. U-bottom wells promote better mixing and resuspension, making them suitable for microbial culture applications and serial dilutions.
Centrifugation Requirements Most square well polypropylene plates are compatible with centrifugation speeds between 4,000 &times; g and 6,000 &times; g. For demanding extraction protocols, reinforced plate designs provide additional structural stability during high-speed centrifugation.
Automation Compatibility Select plates that comply with ANSI/SLAS standards and include molded alphanumeric indexing for sample tracking. Features such as stacking lugs and raised well rims improve robotic handling and sealing performance.
Certification Standards For molecular biology applications, choose plates manufactured from virgin polypropylene and certified DNase-free, RNase-free, DNA-free, and PCR inhibitor-free. Sterile options are recommended for sensitive workflows and regulated environments.
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<h2 data-section-id="u7fdje" data-start="3248" data-end="3283">Specifications and Applications</h2>
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Square well deep well plates are typically manufactured from high-purity polypropylene and operate across a wide temperature range, often from approximately &ndash;86&deg;C to +125&deg;C. Most plates conform to ANSI/SLAS microplate dimensions (127.76 &times; 85.48 mm), ensuring compatibility with automated liquid handlers, centrifuges, incubators, and storage systems.
Today, 2.0 mL and 2.2 mL square well V-bottom plates remain the preferred format in pharmaceutical research, clinical diagnostics, genomics laboratories, and biobanking facilities due to their high volume capacity, efficient liquid recovery, and seamless integration into automated workflows.
Upgrade your lab with durable essentials that won't fail during critical runs. Browse our website and <a href="https://mbpinc.net/contact-us" style="color: #236fa1; text-decoration: underline;">request a quote from the team at MBP</a> for your supplies.

Deep Well Plate (Square well)

504002 by NEST is a sterile 96-well deep well plate with 2.2 mL square U-bottom wells, SBS-compliant footprint, and polypropylene construction. Suited for high-throughput nucleic acid extraction, SPE sample cleanup, bacterial culture, and compound library storage on automated liquid handling workstations. 5/pk, 50/case.

1.0 ml 96-Well Deep Well Plate, U-Bottom, Square Well, non-sterile, 5/pk, 50/cs

2.2 ml 96-Well Deep Well Plate, V-Bottom, Square well, non-sterile, 5/pk, 50/cs

2.2 ml 96-Well Deep Well Plate, U-Bottom, Square Well, non-sterile, 5/pk, 50/cs

2.2 mL 96-Well Deep Well Plate, I-Shaped, U-Bottom, Square Well, Non-Sterile, 5/pk, 50/cs

2.2 mL 96-Well Deep Well Plate, I-Shaped, U-Bottom, Square Well, Sterile, 5/pk, 50/cs

4.6 ml 48-Well Deep Well Plate, U-Bottom, Square well, non-sterile, 5/pk, 50/cs

1.6 ml 96-Well Deep Well Plate, U-Bottom, Square Well, non-sterile, 5/pk, 50/cs

4.6 ml 48-Well Deep Well Plate, U-bottom, Square well, Sterile, 5/pk, 50/cs

1.0 ml 96-Well Deep Well Plate, U-Bottom, Square Well, Sterile, 5/pk, 50/cs

1.6 ml 96-Well Deep Well Plate, U-Bottom, Square Well, Sterile, 5/pk, 50/cs

2.2 ml 96-Well Deep Well Plate, U-Bottom, Square Well, Sterile, 5/pk, 50/cs

2.2 ml 96-Well Deep Well Plate, V-Bottom, Square well, sterile, 5/pk, 50/cs

16 mL 24-Well Deep Well Plates, V Bottom, Square Well, Sterile, 1/pk, 25/cs

120 ul 384 well Deep Well Plates, V Bottom, Square Well, Non-Sterile, 5/pk, 50/cs

120 ul 384 well Deep Well Plates, V Bottom, Square Well, Sterile, 5/pk, 50/cs

240 ul 384 well Deep Well Plates, V Bottom, Square Well, Non-Sterile, 5/pk, 50/cs

240 ul 384 well Deep Well Plates, V Bottom, Square Well, Sterile, 5/pk, 50/cs

Compound Microscopes

<h2>What Are Compound Microscopes?</h2>
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A compound microscope forms a magnified image through two sequential lens systems: the objective lens (positioned close to the specimen) provides the primary magnification; the eyepiece (ocular) lens further magnifies the image from the objective, producing a final image that the eye or camera receives. Magnification is the product of the objective magnification and the eyepiece magnification (e.g., 40x objective x 10x eyepiece = 400x total). The transmitted light illumination system (Koehler illumination) passes light from below through the thin specimen mounted on a glass slide, through the objective, and to the eyepiece. This optical configuration provides the highest resolving power of any routine light microscope type, with resolution determined by the numerical aperture (NA) of the objective and the wavelength of light used. Routine brightfield compound microscopes with 4x, 10x, 40x, and 100x (oil) objectives and 10x eyepieces cover 40x to 1000x total magnification. Phase contrast models add a phase ring in the condenser matched to each objective, enabling contrast of unstained transparent cells. Fluorescence models add an epi-fluorescence port and filter cube turret for imaging immunofluorescence-labeled sections and fluorescent markers. Choose a compound microscope for examination of specimens that have been prepared as thin slides, stained sections, or smears; it is the standard instrument for histology, clinical microbiology, hematology, and fixed-tissue fluorescence imaging.
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<h2 class="PDq2pG_selectionAnchorContainer" data-section-id="bxblbi" data-start="0" data-end="23">What You Will Find:</h2>
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<li data-section-id="wnrw34" data-start="25" data-end="136">
BioBlue&trade; and bScope&reg; Compound Microscopes for routine biological, educational, and laboratory microscopy.
</li>
<li data-section-id="1ybdsx8" data-start="137" data-end="238">
iScope&reg; Research Microscopes with Plan and E-Plan optics for high-quality imaging and analysis.
</li>
<li data-section-id="g8b9ar" data-start="239" data-end="350">
Phase Contrast Microscopes for enhanced observation of transparent, unstained specimens and living cells.
</li>
<li data-section-id="ijdsh0" data-start="351" data-end="446">
LED Fluorescence Microscopes for fluorescence-based cell and tissue imaging applications.
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Specialized Systems, including polarization microscopes and anatomopathology microscopes for advanced research and diagnostic workflows.
</li>
</ul>
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<h2>How to Choose a Compound Microscope</h2>
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Brightfield vs. phase contrast vs. fluorescence
Brightfield compound microscopes are the entry-level configuration, adequate for stained tissue sections, Gram-stained bacterial smears, blood smears, and all applications where contrast comes from staining rather than optical manipulation. Phase contrast is required for observation of unstained, living, or lightly fixed cells, where inherent contrast is too low for brightfield, common in microbiology, parasitology, and cytology. Fluorescence (epi-fluorescence) is required for DAPI nuclear staining, immunofluorescence (IF) labeling, FISH assays, and fluorescent reporter protein imaging in fixed cells.
Objective quality: plan-achromat vs. plan-apochromat
Plan-achromat objectives correct for chromatic aberration at two wavelengths and are flat (plan) across the field, suitable for routine brightfield and basic fluorescence imaging. Plan-apochromat objectives correct for chromatic aberration at three or more wavelengths and provide superior color fidelity and fluorescence flatness across the full field, required for multi-channel fluorescence imaging, quantitative image analysis, and publication-quality fluorescence documentation. Plan-apochromat sets cost significantly more than plan-achromat sets; specify them when fluorescence image quality and accurate color reproduction matter.
Magnification set
A standard objective set for a research compound microscope: 4x (NA 0.10) for tissue overview; 10x (NA 0.30) for histological pattern assessment; 20x (NA 0.50) for cellular detail without immersion; 40x dry (NA 0.65 to 0.75) for detailed cell morphology; 63x or 100x oil immersion (NA 1.25 to 1.40) for highest-resolution organelle imaging and bacteria identification. For clinical microbiology, 100x oil is the standard for bacterial identification. For routine histology, 10x and 40x are the most used.
Illumination: LED vs. halogen
LED transmitted light illumination is now standard on most new compound microscopes, providing 50,000+ hour lamp life, instant-on operation, no color temperature shift over lifetime, and significantly lower power consumption than halogen. Halogen (6V 30W or 12V 100W) remains in use on older instruments and some entry-level models and requires bulb replacement every 50 to 200 hours. For new purchases, specify LED illumination.
Camera port and documentation
A trinocular head with a C-mount camera port is standard for documentation in research labs. The camera beam splitter on research-grade microscopes maintains eyepiece brightness while splitting a portion of the light to the camera; entry-level trinoculars may dim the eyepiece view when the camera port is in use. A CMOS or CCD camera is required; confirm the camera's pixel size against the objective magnification and required image resolution for your intended analysis.
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<h2>Specifications Context</h2>
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Oil immersion objectives (63x NA 1.40, 100x NA 1.40) require immersion oil between the objective front lens and the coverslip to achieve their rated NA. Confirm that the coverslip thickness is No. 1.5 (0.17 mm); most plan-apochromat objectives are corrected for this standard thickness. Non-standard coverslip thickness introduces spherical aberration that degrades resolution and fluorescence image quality. For routine use in clinical microbiology or hematology where high-throughput slide processing is needed, wide-field eyepieces (22 mm field number) reduce the number of microscope fields needed to survey the full slide area, improving throughput.&nbsp;
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<a href="https://mbpinc.net/contact-us">Contact the MBP team </a>to discuss product availability or get selection guidance.

EDX-1053-PLI-Microscopes-Catalog

EDX-1053-PLI-TDS-EDX-1053-PLI

EDX-1053-PLI-Choosing-a-Microscope-Made-Easy

Delphi-X Observer for anatomopathology, trinocular microscope with SWF 10x/25mm Ø 30mm eyepieces, plan PLi 4/10/20/S40x IOS objectives, EIS 60mm parfocal, 190 x 152mm stage with 78 x 32mm mechanical stage and 3W NeoLED™ illumination

EDX-1053-PLI by Euromex is the Delphi-X Observer trinocular anatomopathology microscope with SWF 10×/25 mm eyepieces, Plan PLi IOS 4×/10×/20×/S40× objectives (60 mm parfocal), a 190 × 152 mm Gorilla Glass stage, 3W NeoLED™ Köhler illumination, and a 100:0/80:20/0:100 phototube selector. CE marked, 10-year warranty.

Head

Eyepiece

Nosepiece

Objective (60mm parafocal)

Stage

Condenser

Illumination

<h2 data-section-id="1h8mvlk" data-start="0" data-end="45">What are primary cell culture medium kits?</h2>
&nbsp;
Primary cell culture medium kits are complete, ready-to-prepare culture systems that combine a cell-type-specific basal medium with the supplements required for optimal growth and maintenance of primary cells. Unlike purchasing media, serum, growth factors, and antibiotics separately, these kits provide all components in validated proportions, ensuring that the medium performs as intended for a specific primary cell type.
A typical kit includes a basal medium, a cell-specific growth supplement, an antibiotic component where appropriate, and fetal bovine serum (FBS) or an equivalent supplement when required. The components are designed to be combined directly according to the manufacturer's instructions, reducing preparation errors and improving consistency between experiments.
&nbsp;
<h2 data-path-to-node="5">What you will find:</h2>
&nbsp;
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Tissue-specific primary cell culture medium kits
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Specialized growth media for endothelial and epithelial cells
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Workflow systems for thawing, plating, and maintenance of hepatocytes&nbsp;
</li>
<li style="font-family: arial, helvetica, sans-serif;">
Differentiation media for progenitor and stem cells&nbsp;
</li>
<li style="font-family: arial, helvetica, sans-serif;">
Serum-free bioprocessing and cryopreservation reagents
</li>
<li style="font-family: arial, helvetica, sans-serif;">
Targeted fibroblast, smooth muscle, and myocyte growth kits
</li>
</ul>
&nbsp;
<h2 data-section-id="1nip7jz" data-start="1066" data-end="1116">How to choose a primary cell culture medium kit</h2>
&nbsp;
Match the kit to the cell type
Primary cells have highly specialized nutritional and signaling requirements. Kits are available for endothelial cells, hepatocytes, astrocytes, epithelial cells, fibroblasts, stem cells, and many other cell types. Selecting a kit specifically designed for the target cell type is essential for maintaining normal cellular function and morphology.
Serum-containing vs. serum-free formulations
Traditional kits often include FBS as a source of growth factors and nutrients. Serum-free and xeno-free kits replace animal-derived components with defined supplements, reducing variability and supporting applications that require animal-component-free culture conditions.
Complete kit convenience
Most kits provide all major components needed to prepare complete culture medium. This eliminates the need to source multiple reagents individually and helps ensure that supplements are used at the correct concentrations.
Antibiotic inclusion
Many primary cell culture kits include antibiotics to reduce contamination risk during routine culture. However, some specialized formulations, particularly those designed for immune cells and mononuclear cells, are intentionally supplied without antibiotics because these additives can influence cellular responses and experimental outcomes.
Storage and preparation
Kit components are typically stored separately until needed. Basal media and supplements are usually refrigerated, while serum components may require frozen storage before use. Once mixed into complete medium, shelf life is generally shorter than that of the individual components, making it advisable to prepare only the amount needed for near-term use.
Specialized differentiation systems
Some kits are designed not only for maintenance but also for cellular differentiation. These systems may include multiple supplements added sequentially throughout a protocol to guide stem cells or progenitor cells through defined developmental stages.
<h2 data-section-id="dydsco" data-start="3131" data-end="3173">&nbsp;</h2>
<h2 data-section-id="1fljvas" data-start="4061" data-end="4086">Specifications context</h2>
&nbsp;
Primary cell culture medium kits are commonly supplied in a format consisting of a basal medium bottle accompanied by concentrated supplements and serum components that are added directly before use. This approach simplifies preparation while ensuring that all components have been optimized and tested together.
<a href="https://mbpinc.net/contact-us" title="Contact the expert team at MBP">Contact the expert team at MBP</a> today and get optimized primary cell culture medium kits for your lab.

Primary Cell Culture Medium kits

Dendritic Cell Differentiation Medium

TM008 by Applied Biological Materials (ABM) is a complete, ready-to-use Dendritic Cell Differentiation Medium (250 mL) for generating monocyte-derived dendritic cells (moDCs) from CD14+ monocytes — all growth factors and supplements included, QC-tested for sterility, pH, osmolality, endotoxin, morphology, and metabolic function. Store at 2–8°C.

Unit Quantity

Sterility

Appearance

Storage Condition

Caution

Disclaimer

Shipping Condition

<h2>What are ball mills and mixing equipment?</h2>
&nbsp;
Ball mills and mixing equipment use mechanical energy to grind solid samples into fine particles, disrupt biological cells for molecular extraction, homogenize heterogeneous samples, and mix reagents, solvents, or cultures. The major types include planetary ball mills that use rotating grinding vessels with balls for high-energy size reduction; bead mill homogenizers that shake tubes containing sample and small beads for rapid cell disruption in molecular biology; vortex mixers for rapid agitation of tubes and microplates; rocker and roller platforms for gentle continuous mixing during incubation steps; and overhead stirrers for viscous or large-volume applications.
&nbsp;
<h2 dir="ltr">What you will get here:</h2>
&nbsp;
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Laboratory ball mills for particle grinding
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Planetary ball mills for mixing
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Jar mills for grinding and blending
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Mixer mills for sample homogenizing
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<li dir="ltr" aria-level="1">
Vibratory ball mills for small sample grinding
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<li dir="ltr" aria-level="1">
Grinding jars and milling media
</li>
<li dir="ltr" aria-level="1">
Benchtop ball mills for labs
</li>
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High energy mills for research
</li>
</ul>
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<h2>How to navigate Ball Mills &amp; Mixing equipment</h2>
&nbsp;
Use a planetary ball mill or mixer mill for grinding hard materials to powder
Planetary ball mills and swing/mixer mills apply high-energy impact and friction to grind rock, minerals, soil, plant material, and other hard samples to micrometer-scale particle size in minutes, suitable for preparing samples for elemental analysis, spectroscopy, or other analytical methods requiring homogeneous fine powder.
Use a bead mill homogenizer for fast cell disruption and tissue homogenization
Bead mill homogenizers (such as the FastPrep, TissueLyser, or equivalent) shake or oscillate tubes filled with sample and small beads at high speed, lysing cells and disrupting tissue in seconds to a few minutes, producing a homogeneous lysate directly in the tube with no external probe to clean between samples.
Choose vortex mixers for rapid tube agitation in routine molecular biology
Vortex mixers provide rapid circular agitation of tubes by pressing the closed tube onto the vibrating cup surface, and are used throughout molecular biology for mixing reactions, resuspending pellets, mixing samples with buffers, and other quick agitation tasks where brief, high-intensity mixing is needed.
Use rocker or roller platforms for gentle long-duration mixing
Rocking platforms, rotating wheel mixers, and roller platforms provide gentle, continuous mixing suitable for antibody incubation on blot membranes, bead incubations for immunoprecipitation, and other applications where prolonged agitation rather than brief intense mixing is needed.
Consider throughput when selecting bead mill or mixing equipment
Single-tube bead mill homogenizers process one sample at a time for precious or highly variable samples, while 24-well or 96-well plate format bead mills process many samples simultaneously. Vortex mixers with microplate adaptors mix entire 96-well plates at once, suitable for high-throughput molecular biology workflows.
&nbsp;
<h2>Specifications context</h2>
&nbsp;
Bead mill homogenizers are characterized by oscillation speed, tube format support, and cooling adapter availability to prevent sample heating during extended bead beating. As of 2026, bead mill homogenizers with interchangeable adapters for 2 mL microtubes, 15/50 mL centrifuge tubes, and 96-well plates are the standard in core facility and high-throughput molecular biology settings.
<a href="https://mbpinc.net/equipments/ball-mills-and-mixing">Get a quote from MBP</a> &ndash; the experts in molecular biology products.

Ball Mills & Mixing

Desktop High Energy Vibratory Ball Mill Standard Package

Across International VQ-N Demo run n stop

Desktop High Energy Vibratory Ball Mill with One 80ml St St Jar

VQ-N ball mills may be referred to as shaker mills, mixer mills or high-energy ball mills. They can be used for both wet and dry grinding as well as to mix a variety of solids, suspended liquids and pastes. This unit is ideal for preparing small batches of your sample efficiently.\r\n\r\n

Model

Electrical requirements

Jar capacity

Oscillation speed

Noise

Timing range

Discharging granularity

Unit weight

Shipping weight

Unit dimensions

Shipping dimensions

Compliance

Test Tubes

<h2 dir="ltr">What are Test Tubes?</h2>
 Test tubes for laboratory use are open-ended, cylindrical glass or plastic tubes used to hold, mix, incubate, and heat liquid and solid samples across a broad range of applications: bacteriological culture, tissue culture, clinical chemistry, serological assays, immunology, and general sample processing. Choose borosilicate glass for reusable, high-temperature, or chemically demanding applications; choose polystyrene disposable 12&times;75 mm tubes for flow cytometry and colorimetric assays; choose polypropylene capped tubes for microbial culture with anaerobic or gas-generating organisms.
&nbsp;
<h2 dir="ltr">What you will find:</h2>
&nbsp;
<ul>
<li dir="ltr" aria-level="1">Glass test tubes in diverse formats for heating and chemical reaction workflows</li>
<li dir="ltr" aria-level="1">
Plastic polypropylene test tubes for routine laboratory use
</li>
<li dir="ltr" aria-level="1">
Graduated tubes for quick and easy volume estimation
</li>
<li dir="ltr" aria-level="1">
Conical and round-bottom tube formats for different applications
</li>
<li dir="ltr" aria-level="1">
Sterile disposable test tubes for clinical and diagnostic work
</li>
<li dir="ltr" aria-level="1">
Heat-resistant tubes for incubation and controlled heating steps
</li>
</ul>
&nbsp;
<h2 dir="ltr">How to Choose Test Tubes</h2>
 Material: Glass vs. Polypropylene vs. Polystyrene Borosilicate glass 3.3 (ASTM E438 Type I, Class B) test tubes withstand direct flame, autoclave sterilization at 121 &deg;C, and most solvents, acids, and bases. They are reusable and autoclavable, making them cost-effective over high-volume laboratory runs. Polystyrene (PS) disposable tubes offer outstanding optical clarity for flow cytometry (FACS), cell counting, and OD-based colorimetric assays, but cannot be autoclaved and should not be used with aromatic solvents or strong acids. Polypropylene (PP) tubes are chemically resistant, autoclavable, and available with screw caps for anaerobic culture or gas-generating reactions. Rimmed vs. Rimless Rimless test tubes (fire-polished ends) allow easier insertion of rubber or silicone stoppers and are preferred for plugging with cotton wool for microbial culture. Rimmed tubes have a flared lip that facilitates pouring and is compatible with spring-metal tube closures. Confirm your closure type before ordering in bulk. Size and Volume The most common test tube dimensions in clinical and research labs: 12&times;75 mm: ~5 mL capacity; standard for flow cytometry, FACS, serology 13&times;100 mm: ~10 mL; general culture and chemistry 16&times;100 mm: ~14 mL; culture and chemistry 16&times;125 mm: ~17 mL; microbiological culture 18&times;150 mm: ~25 mL; larger-volume digests and culture Wall thickness of 1.2 mm (light wall, borosilicate 3.3) is the standard for general lab use; heavy-wall versions are used for digestions and applications involving vacuum or pressure. Sterile vs. Non-Sterile Sterile borosilicate glass culture tubes (individually wrapped or bulk-sterilized) are required for microbial culture, cell culture, and any application where contamination would invalidate the result. Non-sterile tubes are adequate for chemistry, spectroscopy, and other abiotic applications. Disposable PS tubes from Corning (PYREX&trade;) and Globe Scientific are supplied sterile or non-sterile; confirm the specification on the lot certificate. 
<h2 dir="ltr"> Specifications Context</h2>
 Borosilicate glass 3.3 test tubes have a linear thermal expansion coefficient of 3.3 &times; 10⁻⁶ K⁻&sup1;, providing resistance to thermal shock from room temperature to 300 &deg;C (direct flame) and from 0 to 121 &deg;C (autoclave cycles). Light-wall tubes (1.2 mm uniform wall thickness) provide the standard for general laboratory use; heavy-wall variants (2.0 mm) are used for digestion vessels and pressurized applications. Corning PYREX&trade; disposable round-bottom rimless glass tubes for tissue culture conform to ASTM standards and are the reference format for bacteriological serology and cell wash procedures. MBP supplies Globe Scientific and NEST Scientific test tube lines for research and clinical labs across the USA, Canada, and worldwide. &nbsp; 
If you&rsquo;re choosing between glass and plastic or trying to match the right size to your workflow, it&rsquo;s worth getting that part right early &mdash; it makes everything downstream smoother and a lot less messy. <a href="https://mbpinc.net/contact-us">Contact the MBP team now!</a>

Flyer

118118-Tubes, Caps & Racks Catalog

Diamond Culture Tube Cap for Glass Culture Tubes, PP

The 118150B by Globe Scientific is a blue Diamond® DeLong-style polypropylene (PP) culture tube cap for 13 mm glass culture tubes — autoclavable, ridged for grip and controlled gas exchange, and color-coded for sample identification. Packed 100 per bag, 1,000 per carton.

Diamond Culture Tube Cap for 13mm Glass Culture Tubes, PP, Blue, 100/Bag, 10 Bags/Carton

Diamond Culture Tube Cap for 13mm Glass Culture Tubes, PP, Blue, 100/Bag

Diamond Culture Tube Cap for 13mm Glass Culture Tubes, PP, Clear, 100/Bag, 10 Bags/Carton

Diamond Culture Tube Cap for 13mm Glass Culture Tubes, PP, Clear, 100/Bag

Diamond Culture Tube Cap for 16mm Glass Culture Tubes, PP, Blue, 100/Bag, 10 Bags/Carton

Diamond Culture Tube Cap for 16mm Glass Culture Tubes, PP, Blue, 100/Bag

Diamond Culture Tube Cap for 16mm Glass Culture Tubes, PP, Clear, 100/Bag, 10 Bags/Carton

Diamond Culture Tube Cap for 16mm Glass Culture Tubes, PP, Clear, 100/Bag

Diamond Culture Tube Cap for 18mm Glass Culture Tubes, PP, Blue, 100/Bag, 10 Bags/Carton

Diamond Culture Tube Cap for 18mm Glass Culture Tubes, PP, Blue, 100/Bag

Diamond Culture Tube Cap for 18mm Glass Culture Tubes, PP, Clear, 100/Bag, 10 Bags/Carton

Diamond Culture Tube Cap for 18mm Glass Culture Tubes, PP, Clear, 100/Bag

Diamond Culture Tube Cap for 20mm Glass Culture Tubes, PP, Blue, 100/Bag, 5 Bags/Carton

Diamond Culture Tube Cap for 20mm Glass Culture Tubes, PP, Blue, 100/Bag

Diamond Culture Tube Cap for 20mm Glass Culture Tubes, PP, Clear, 100/Bag, 5 Bags/Carton

Diamond Culture Tube Cap for 20mm Glass Culture Tubes, PP, Clear, 100/Bag

Diamond Culture Tube Cap for 25mm Glass Culture Tubes, PP, Blue, 100/Bag, 5 Bags/Carton

Diamond Culture Tube Cap for 25mm Glass Culture Tubes, PP, Blue, 100/Bag

Diamond Culture Tube Cap for 25mm Glass Culture Tubes, PP, Clear, 100/Bag, 5 Bags/Carton

Diamond Culture Tube Cap for 25mm Glass Culture Tubes, PP, Clear, 100/Bag

Diamond Culture Tube Cap for 13mm Glass Culture Tubes, PP, Green, 100/Bag, 10 Bags/Carton

Diamond Culture Tube Cap for 13mm Glass Culture Tubes, PP, Green, 100/Bag

Diamond Culture Tube Cap for 13mm Glass Culture Tubes, PP, Red, 100/Bag, 10 Bags/Carton

Diamond Culture Tube Cap for 13mm Glass Culture Tubes, PP, Red, 100/Bag

Diamond Culture Tube Cap for 13mm Glass Culture Tubes, PP, Yellow, 100/Bag, 10 Bags/Carton

Diamond Culture Tube Cap for 13mm Glass Culture Tubes, PP, Yellow, 100/Bag

Diamond Culture Tube Cap for 16mm Glass Culture Tubes, PP, Green, 100/Bag, 10 Bags/Carton

Diamond Culture Tube Cap for 16mm Glass Culture Tubes, PP, Green, 100/Bag

Diamond Culture Tube Cap for 16mm Glass Culture Tubes, PP, Red, 100/Bag, 10 Bags/Carton

Diamond Culture Tube Cap for 16mm Glass Culture Tubes, PP, Red, 100/Bag

Diamond Culture Tube Cap for 16mm Glass Culture Tubes, PP, Yellow, 100/Bag, 10 Bags/Carton

Diamond Culture Tube Cap for 16mm Glass Culture Tubes, PP, Yellow, 100/Bag

Diamond Culture Tube Cap for 18mm Glass Culture Tubes, PP, Green, 100/Bag, 10 Bags/Carton

Diamond Culture Tube Cap for 18mm Glass Culture Tubes, PP, Green, 100/Bag

Diamond Culture Tube Cap for 18mm Glass Culture Tubes, PP, Red, 100/Bag, 10 Bags/Carton

Diamond Culture Tube Cap for 18mm Glass Culture Tubes, PP, Red, 100/Bag

Diamond Culture Tube Cap for 18mm Glass Culture Tubes, PP, Yellow, 100/Bag, 10 Bags/Carton

Diamond Culture Tube Cap for 18mm Glass Culture Tubes, PP, Yellow, 100/Bag

Diamond Culture Tube Cap for 20mm Glass Culture Tubes, PP, Green, 100/Bag, 5 Bags/Carton

Diamond Culture Tube Cap for 20mm Glass Culture Tubes, PP, Green, 100/Bag

Diamond Culture Tube Cap for 20mm Glass Culture Tubes, PP, Red, 100/Bag, 5 Bags/Carton

Diamond Culture Tube Cap for 20mm Glass Culture Tubes, PP, Red, 100/Bag

Diamond Culture Tube Cap for 20mm Glass Culture Tubes, PP, Yellow, 100/Bag, 5 Bags/Carton

Diamond Culture Tube Cap for 20mm Glass Culture Tubes, PP, Yellow, 100/Bag

Diamond Culture Tube Cap for 25mm Glass Culture Tubes, PP, Green, 100/Bag, 5 Bags/Carton

Diamond Culture Tube Cap for 25mm Glass Culture Tubes, PP, Green, 100/Bag

Diamond Culture Tube Cap for 25mm Glass Culture Tubes, PP, Red, 100/Bag, 5 Bags/Carton

Diamond Culture Tube Cap for 25mm Glass Culture Tubes, PP, Red, 100/Bag

Diamond Culture Tube Cap for 25mm Glass Culture Tubes, PP, Yellow, 100/Bag, 5 Bags/Carton

Diamond Culture Tube Cap for 25mm Glass Culture Tubes, PP, Yellow, 100/Bag

Cryogenic Vials

<h2>What Are Cryogenic Vials?</h2>
&nbsp;
Cryogenic vials are specialized screw-cap laboratory containers manufactured from cryogenic-grade virgin polypropylene (PP) and designed to withstand extreme temperatures ranging from &minus;196&deg;C in liquid nitrogen storage to +121&deg;C during steam autoclaving. They serve as the primary storage vessel for biological materials requiring long-term preservation, including cell lines, serum, plasma, blood samples, DNA, RNA, microbial cultures, and other biospecimens. Common vial capacities include 1.2 mL, 1.5 mL, 1.8 mL, 2 mL, 3 mL, and 5 mL, with the 2 mL format being the most widely used standard for cell culture and biobanking applications. Most cryogenic vials feature leak-resistant screw caps with silicone sealing gaskets and dedicated writing areas for sample identification. For storage in liquid nitrogen, it is important to use vials specifically certified for cryogenic applications, as standard laboratory tubes are not designed to tolerate temperatures as low as &minus;196&deg;C.
&nbsp;
<h2>What You Will Find:</h2>
&nbsp;
<ul>
<li><a href="https://mbpinc.net/consumables/cryogenic-storage/cryogenic-vials/cryo-boxes" title="Cryo Boxes">Cryo Boxes:</a> High-durability polycarbonate storage systems with integrated grids for rapid, indexed sample retrieval in ultra-low environments.</li>
<li><a href="https://mbpinc.net/consumables/cryogenic-storage/cryogenic-vials/freezer-boxes" title="Freezer Boxes">Freezer Boxes:</a> Moisture-resistant and stackable organizers designed to maximize space and maintain thermal consistency within -20 degree celsius and -80 degree celsius freezers.</li>
<li><a href="https://mbpinc.net/consumables/cryogenic-storage/cryogenic-vials/externally-threaded-cryogenic-vials" title="Externally Threaded Cryogenic Vials">Externally Threaded Cryogenic Vials</a>: Designed with threads on the outside of the vial to minimize contamination risk and maximize the internal volume for sample storage.</li>
<li><a href="https://mbpinc.net/consumables/cryogenic-storage/cryogenic-vials/internally-threaded-cryogenic-vials" title="Internally Threaded Cryogenic Vials">Internally Threaded Cryogenic Vials</a>: Featuring a silicone O-ring seal and internal threads to provide the most secure, leak-proof closure for vapor-phase LN2 storage.</li>
</ul>
&nbsp;
<h2>How to Choose Cryogenic Vials</h2>
&nbsp;
Thread Type: Internal vs. External
Thread design influences both contamination control and workflow compatibility. Internal-thread vials position the sealing mechanism inside the neck of the vial, reducing the external surface area exposed to contaminants and making them a common choice for cell culture and biosafety-sensitive applications. External-thread vials place the threads on the outside of the vial neck, maximizing internal storage volume and improving compatibility with automated capping, decapping, and robotic handling systems. Laboratories using automated biobanking workflows often prefer external-thread formats.
Volume Selection
Vial capacity should match the intended sample type and storage requirements. The 1.8&ndash;2.0 mL size is commonly used for cell lines, serum aliquots, and general biospecimen storage because it fits standard cryogenic storage boxes. Smaller 1.2 mL formats support high-density storage of limited-volume samples, while larger 3&ndash;5 mL vials are suitable for tissue specimens, bacterial glycerol stocks, and applications requiring larger sample volumes.
Sterility and Purity Certification
For cell culture, molecular biology, and clinical research applications, cryogenic vials should be supplied with certifications confirming they are RNase-free, DNase-free, non-pyrogenic, and endotoxin-free. Many laboratories also prefer gamma-sterilized vials, which reduce contamination risk and eliminate the need for additional sterilization before use. Traceable lot documentation and certificates of conformity are often required in regulated environments.
Self-Standing vs. Round Bottom Designs
Self-standing cryogenic vials feature a molded base that allows them to remain upright on laboratory benches without additional support, reducing the risk of spills during sample handling. Round-bottom designs are compatible with a broader range of storage racks and cryogenic systems but generally require a rack or holder during bench-top use. The choice largely depends on laboratory workflow and storage equipment.
&nbsp;
<h2>Specifications Context</h2>
&nbsp;
Cryogenic vials are typically manufactured from high-purity polypropylene because of its excellent durability and resistance to ultra-low temperatures. Products intended for liquid nitrogen immersion should carry explicit certification for liquid-phase storage, as some vials are approved only for vapor-phase applications. Vial dimensions, particularly outer diameter, determine compatibility with freezer boxes, racks, and automated storage systems, so measurements should be confirmed before mixing products from different manufacturers. Modern biobanking facilities increasingly use externally threaded, 2D-barcoded cryogenic vials integrated with laboratory information management systems (LIMS) to improve inventory tracking, sample traceability, and large-scale repository management.
Protect your research legacy. <a href="https://mbpinc.net/contact-us">Connect with the Molecular Biology Products Inc. team</a> for a custom quote on our complete cryogenic storage range.

3030-Group-Cryogenic Vial Comparison Guide

3030-Group-TDS 3030-1S

3030-Group-TDS 3030-2S

3030-Group-TDS 3030-4S

3030-Group-TDS 3030-5S

Diamond Essentials Cryogenic Vials Specifications

Diamond Essentials Cryogenic Vials with External Threads

3030 by Globe Scientific: Diamond Essentials cryogenic vials, virgin polypropylene, external threads, attached screwcap, self-standing star base. Available in 1.0, 2.0, 4.0, and 5.0 mL. Rated −196 °C to +121 °C, sterile, DNase/RNase/pyrogen free, leakproof to 85 kPa, 500/case.

Diamond Essentials Cryogenic Vials, 1.0mL, STERILE, External Threads, Attached Screwcap, Conical Bottom, Self-Standing, Printed Graduations, Writing Space, CS/500

Diamond Essentials Cryogenic Vials, 2.0mL, STERILE, External Threads, Attached Screwcap, Conical Bottom, Self-Standing, Printed Graduations, Writing Space, CS/500

Diamond Essentials Cryogenic Vials, 4.0mL, STERILE, External Threads, Attached Screwcap, Conical Bottom, Self-Standing, Printed Graduations, Writing Space, CS/500

Diamond Essentials Cryogenic Vials, 5.0mL, STERILE, External Threads, Attached Screwcap, Conical Bottom, Self-Standing, Printed Graduations, Writing Space, CS/500

Serological Pipettes

<h2 dir="ltr"> What Are Serological Pipettes?</h2>
 Serological pipettes are calibrated, graduated, sterile polystyrene disposable pipettes used with a motorised pipette controller to transfer measured volumes of liquid in the 1&ndash;100 mL range. They are the primary tool for cell culture media transfer, buffer preparation, reagent dispensing in volumes above 1 mL, and serial dilutions requiring volumetric accuracy in the millilitre range. They differ from aspirating pipettes &mdash; which have no graduations and are used only for vacuum-assisted waste removal &mdash; and from microcentrifuge tubes, which are not dispensing instruments. Serological pipettes are the correct format for any measured liquid transfer &ge;1 mL in cell culture or reagent preparation; pair them with a motorised pipette controller for safe, ergonomic operation. 
&nbsp;
<h2 dir="ltr">What you will find:</h2>
&nbsp;
<ul>
<li dir="ltr" role="presentation">1 mL to 50 mL Serological Pipettes &ndash; Standard range for routine and high-volume liquid transfer</li>
<li dir="ltr" role="presentation">Glass Serological Pipettes &ndash; Reusable options for solvent resistance and durability</li>
<li dir="ltr" role="presentation">Sterile Serological Pipettes &ndash; Gamma-sterilized for aseptic laboratory use</li>
<li dir="ltr" role="presentation">Non-Sterile Serological Pipettes &ndash; Cost-effective option for general applications</li>
<li dir="ltr" role="presentation">Graduated Serological Pipettes &ndash; For accurate volume measurement and dispensing </li>
</ul>
&nbsp;
<h2>How to Choose Serological Pipettes</h2>
 Volume: Standard Sizes and ISO 7550 Colour Coding ISO 7550 assigns a specific colour code to each serological pipette volume: 1 mL = red; 2 mL = yellow; 5 mL = blue; 10 mL = orange; 25 mL = green; 50 mL = purple (pink/violet depending on supplier). Colour coding allows quick visual volume identification when multiple sizes are in use simultaneously in a BSC. Packaging: Individual Wrap vs Bulk Individually wrapped sterile pipettes are required for cell culture, molecular biology, and aseptic technique. Plastic/plastic peel-open packaging eliminates paper particulate from paper/plastic wrappers &mdash; important in sensitive cell culture applications and for RNA work. Bulk-packed (canister or bag) formats are cost-effective for non-sterile applications such as buffer preparation and reagent dispensing in fume hoods. Construction: 1-Piece vs 3-Piece 1 mL, 2 mL, and 5 mL serological pipettes are typically one-piece moulded polystyrene constructions. 10 mL, 25 mL, and 50 mL pipettes use 3-piece ultrasonically welded construction (Globe Scientific) for the body-to-cone and body-to-cap joints &mdash; essential for the structural integrity of larger formats under aspiration vacuum. Tip and Graduation Features Negative graduations (markings above the nominal maximum) allow volumes slightly above nominal to be read. Fine-point tips with slow drip-off improve pipetting accuracy during cell culture media transfers. Some brands offer Wobble-not-style pipettes with reduced barrel flex for easier single-hand operation. Filter Plug Material Cotton filter plugs are standard; synthetic plugs (polyethylene or polypropylene) are preferred when processing organic solvents or any media that might wick through a cotton plug.
<h2 dir="ltr"> Compare Serological Pipette Volumes </h2>
&nbsp;
<ul>
<li>1 mL &ndash; Red ISO 7550 colour, 1-piece construction, 0.01 mL graduations; used for small-volume media transfer.</li>
<li>2 mL &ndash; Yellow ISO 7550 colour, 1-piece construction, 0.1 mL graduations; used for buffer preparation.</li>
<li>5 mL &ndash; Blue ISO 7550 colour, 1-piece construction, 0.1 mL graduations; used for media preparation and dilutions.</li>
<li>10 mL &ndash; Orange ISO 7550 colour, 3-piece construction, 0.1 mL graduations; used for flask media changes.</li>
<li>25 mL &ndash; Green ISO 7550 colour, 3-piece construction, 0.5 mL graduations; used for bulk media dispensing.</li>
<li>50 mL &ndash; Purple ISO 7550 colour, 3-piece construction, 1.0 mL graduations; used for large flask media changes.</li>
</ul>
<h2 dir="ltr"> Specifications Context</h2>
 Serological pipettes are manufactured from optically clear virgin polystyrene in Class 100,000 cleanroom conditions. Sterility: individually wrapped pipettes are EO-sterilised to SAL 10⁻⁶; non-pyrogenic, non-cytotoxic, DNase-free, and RNase-free per lot. ISO 7550 defines colour coding for serological pipettes; many US suppliers follow this standard, though it is not universally mandated. Calibrated to deliver (TD) with blow-out (marked with a double band or 'TD' marking) &mdash; all liquid must be expelled from the tip for accurate delivery. Globe Scientific, Nest Scientific, and Falcon remain the dominant serological pipette brands in North American cell culture labs.&nbsp; 
&nbsp;
Improve consistency and reduce handling variation with reliable serological pipette solutions. Request a quote from <a href="https://mbpinc.net/contact-us">the expert team at Molecular Biology Products Inc. (MBP).</a>

Diamond Essentials™ Serological Pipettes Specifications

Diamond Essentials™ Serological Pipettes

1702 by Globe Scientific is a 1mL Diamond Essentials™ serological pipette in optically clear USP Class VI polystyrene, gamma-irradiated to SAL 10⁻⁶, DNase-free, RNase-free, endotoxin-free, with an anti-drip tip, barrier filter plug, reverse graduations (±2% accuracy), and yellow color-band ID. Fits all major pipette controllers. 500/case (100/bag × 5 bags). Made in an ISO 9001:2008 facility, Class 100,000 cleanroom.

Serological Pipette, Diamond Essentials, 2mL, PS, Standard Tip, 275mm, STERILE, Green Band, Individually Wrapped, 100/Bag, 5 Bags/Unit

Serological Pipette, Diamond Essentials, 5mL, PS, Standard Tip, 342mm, STERILE, Blue Band, Individually Wrapped, 50/Bag, 4 Bags/Unit

Serological Pipette, Diamond Essentials, 10mL, PS, Standard Tip, 345mm, STERILE, Orange Band, Individually Wrapped, 50/Bag, 4 Bags/Unit

Serological Pipette, Diamond Essentials, 25mL, PS, Standard Tip, 345mm, STERILE, Red Band, Individually Wrapped, 50/Bag, 4 Bags/Unit

Serological Pipette, Diamond Essentials, 50mL, PS, Standard Tip, 345mm, STERILE, Purple Band, Individually Wrapped, Paper/Plastic, 25/Bag, 4 Bags/Unit

Serological Pipette, Diamond Essentials, 1mL, PS, Standard Tip, 275mm, STERILE, Yellow Band, Individually Wrapped, 100/Bag, 5 Bags/Unit

Centrifuge Tubes

<h2>What Are Centrifuge Tubes?</h2>
 Centrifuge tubes are cylindrical laboratory containers with caps that are used to separate, pellet, and store biological or chemical samples through centrifugal force. They are commonly made from polypropylene (PP) or polystyrene (PS) and are available in sizes ranging from small 0.5 mL microtubes to larger 50 mL conical tubes. These tubes are widely used for cell pelleting, protein precipitation, DNA and RNA extraction, tissue homogenate clarification, and long-term sample storage. Depending on the material, they can withstand temperatures from &minus;80 &deg;C to +121 &deg;C.
In short, the best centrifuge tube depends on your centrifuge rotor, required g-force, sample volume, and sterility needs. 
<h2>What You Will Find: </h2>
<ul>
<li><a href="https://mbpinc.net/consumables/centrifuge-tubes/all-centrifuge-tubes" title="All Centrifuge Tubes">All Centrifuge Tubes</a>: Comprehensive selection of 15 mL and 50 mL conical tubes with clear graduations for daily lab workflows.</li>
<li><a href="https://mbpinc.net/consumables/centrifuge-tubes/oak-ridge-style-centrifuge-tubes" title="Oak Ridge Style Centrifuge Tubes">Oak Ridge Style Centrifuge Tubes</a>: High-speed, chemical-resistant tubes designed to withstand extreme RCF without deformation.</li>
<li><a href="https://mbpinc.net/consumables/centrifuge-tubes/centrifuge-bottles" title="Centrifuge Bottles">Centrifuge Bottles</a>: Heavy-duty, larger-capacity vessels engineered for bulk sample processing and high-velocity runs.</li>
<li><a href="https://mbpinc.net/consumables/centrifuge-tubes/large-volume-centrifuge-tubes" title="Large Volume Centrifuge Tubes">Large Volume Centrifuge Tubes</a>: Industrial-strength 250 mL and 500 mL tubes optimized for pilot-scale harvesting and bioprocessing.</li>
</ul>
&nbsp;
<h2>How to Choose Centrifuge Tubes</h2>
 Volume and Rotor Compatibility
Select a tube size that matches both your sample volume and centrifuge rotor. Microtubes ranging from 0.5&ndash;2 mL are commonly used in microcentrifuges and can typically handle speeds up to 20,000 &times; g. Midi tubes in the 5&ndash;10 mL range are suitable for intermediate sample volumes, while 15 mL and 50 mL conical tubes are commonly used in clinical, research, and preparative centrifuges.
Material: Polypropylene vs. Polystyrene
Polypropylene (PP) tubes offer excellent chemical resistance and can tolerate temperatures from &minus;80 &deg;C to +121 &deg;C. They are suitable for autoclaving and exposure to many laboratory solvents. Polystyrene (PS) tubes provide superior optical clarity, making it easier to visually inspect samples and liquid levels, but they have lower resistance to solvents and extreme temperatures.
Sterility and Contamination Control
Sterile centrifuge tubes are typically gamma- or E-beam-irradiated and certified free of RNase, DNase, and pyrogens. These tubes are recommended for RNA extraction, cell culture, and clinical applications where contamination must be minimized. Non-sterile tubes may still be RNase- and DNase-free and are often suitable for routine DNA work and general sample storage.
Cap Design
Attached screw caps help prevent cap mix-ups and sample contamination, especially in high-throughput laboratories. Separate caps can be quicker to open and may be preferred in workflows that require frequent access to samples. If tubes will be used with automated systems, cap dimensions should be verified for compatibility with liquid handling equipment.
Packaging Options
Racked tubes provide convenient organization and allow direct pipetting while the tubes remain in the rack. Bulk-bagged tubes offer a more economical option for laboratories that process large volumes of samples and already have tube storage systems in place.
<h2> Comparing Common Centrifuge Tube Types</h2>
 Microtubes (0.5&ndash;2 mL) are ideal for PCR preparation, microcentrifuge applications, and storage of small sample volumes. They can generally withstand centrifugal forces up to 20,000 &times; g.
Midi tubes (5&ndash;10 mL) are designed for intermediate sample volumes such as culture supernatants and can typically tolerate forces up to 16,000 &times; g.
Sterile 15 mL conical tubes are frequently used for cell pelleting, RNA extraction, and clinical sample processing, with typical ratings between 12,000 and 15,000 &times; g.
Sterile 50 mL conical tubes are commonly selected for larger-volume applications including tissue culture work, density gradient preparation, and large-scale sample processing.
Polystyrene conical tubes in 15 mL and 50 mL formats are often chosen when visual sample inspection is important and solvent exposure is minimal.
<h2> Specifications and Features</h2>
 Polypropylene centrifuge tubes from Globe Scientific and Nest Scientific are manufactured from USP Class VI virgin resin and do not contain plasticizers or processing additives. Sterile products are typically irradiated to achieve a sterility assurance level (SAL) of 10⁻⁶. Most 15 mL tubes feature graduation marks at 1 mL intervals, while 50 mL tubes are usually graduated every 5 mL. MBP offers both bagged and racked centrifuge tube formats, including 15 mL and 50 mL conical tubes as well as smaller microtube and midi tube options.
MBP supports procurement departments by accepting purchase orders and offering institutional pricing for qualified high-volume customers. <a href="https://mbpinc.net/contact-us">Contact the MBP team today</a> for a customized quote.

<h2 data-section-id="1k6o3gy" data-start="0" data-end="50">What Are Midicentrifuge Tubes (5 mL and 10 mL)?</h2>
&nbsp;
Midicentrifuge tubes are polypropylene conical tubes available in 5 mL and 10 mL capacities, designed for laboratory workflows that require sample volumes larger than standard microtubes but smaller than traditional 15 mL conical tubes. These tubes provide an efficient solution for intermediate-volume applications and are commonly used in cell culture, protein purification, gradient fraction collection, virus concentration, and clinical specimen processing.
By filling the gap between 2 mL microcentrifuge tubes and 15 mL conical tubes, midi tubes help optimize sample handling and centrifugation efficiency while reducing unnecessary tube volume and excess headspace.
Midicentrifuge tubes are ideal for sample volumes between approximately 2 mL and 12 mL, especially when a 15 mL conical tube is too large for the application or incompatible with the available rotor setup.
&nbsp;
<h2 dir="ltr">What you will find in this section:</h2>
&nbsp;
<ul>
<li dir="ltr" aria-level="1">Sterility options: Sterile (for sensitive work) &amp; Non-sterile (for routine use)</li>
</ul>
<ul>
<li dir="ltr" aria-level="1">
Bag packed: Economical, space-saving
</li>
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Racked: Organized, ready-to-use
</li>
</ul>
<ul>
<li dir="ltr" aria-level="1">
Attached screw cap: No mix-ups, convenient
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<li dir="ltr" aria-level="1">
Assembled screw cap: Pre-fitted, time-saving
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<li dir="ltr" aria-level="1">
Separate screw cap: Flexible handling for workflows
</li>
</ul>
&nbsp;
<h2 data-section-id="1vogm0p" data-start="945" data-end="982">How to Choose Midicentrifuge Tubes</h2>
&nbsp;
Selecting the Appropriate Volume
The choice between 5 mL and 10 mL tubes depends on the volume of your samples and workflow requirements.
5 mL midi tubes are well suited for applications involving smaller sample volumes, typically below 4.5 mL. They minimize excess headspace and can improve pellet formation during lower-speed centrifugation procedures.
10 mL midi tubes are commonly used for larger intermediate-volume applications, including culture supernatant collection, protein purification workflows, and virus concentration protocols requiring volumes between 6 mL and 10 mL.
Rotor Compatibility
Before purchasing midi tubes, verify that your centrifuge rotor or adapter system is designed to accommodate 5 mL or 10 mL formats. While many benchtop centrifuges support these tubes through dedicated adapters, compatibility varies by manufacturer and rotor model.
The standard dimensions of Globe Scientific 10 mL centrifuge tubes are compatible with many commonly used conical tube adapters found in research and clinical laboratories.
Sterility and Cap Design
Sterile midi tubes with attached screw caps are recommended for cell culture, clinical specimens, and applications where contamination control is essential. Attached caps also reduce the risk of sample mix-ups and accidental contamination.
Non-sterile tubes with separate caps may offer a more economical option for routine laboratory procedures where sterility is not required.
Packaging Considerations
Most midi tubes are supplied in bagged packaging rather than racks. A common configuration includes 100 tubes per bag, making them suitable for laboratories that process moderate to high sample volumes. Reviewing expected usage rates can help determine appropriate ordering quantities and inventory levels.
&nbsp;
<h2 data-section-id="um8esp" data-start="2800" data-end="2829">Compare Midi Tube Variants</h2>
&nbsp;
10 mL Polypropylene Midi Tubes with Attached Screw Caps These sterile tubes are commonly used for clinical specimens, cell culture supernatants, and protein purification workflows. The attached cap design enhances sample security and handling convenience.
5 mL Polypropylene Midi Tubes with Attached Caps Available in sterile and non-sterile formats, these tubes are suitable for gradient fraction collection, low-volume sample preparation, and intermediate-volume centrifugation procedures.
Non-Sterile Midi Tubes with Separate Caps Designed for routine laboratory applications where contamination control is less critical, these tubes provide a cost-effective option for general-purpose centrifugation workflows.
&nbsp;
<h2 data-section-id="1ezckh3" data-start="3567" data-end="3597">Specifications and Features</h2>
&nbsp;
Globe Scientific midicentrifuge tubes are manufactured from high-quality polypropylene and are certified RNase-free and DNase-free. The conical-bottom design promotes efficient sample recovery and pellet formation, while the polypropylene construction provides excellent chemical resistance and temperature stability from &minus;80 &deg;C to +121 &deg;C.
Sterile 10 mL Globe Scientific tubes are supplied with attached screw caps and are commonly packaged with 100 tubes per bag. Globe Scientific operates under ISO 9001:2015 quality standards to ensure consistent manufacturing and product performance.
MBP carries Globe Scientific 10 mL midicentrifuge tubes and may offer additional 5 mL options depending on current inventory availability.
Have questions about the best fit for your workflow?&nbsp;<a href="https://mbpinc.net/contact-us">Contact the Molecular Biology Products Inc. team </a>for a quick quote.

Midicentrifuge Tubes (5ml & 10ml)

<h2 data-section-id="155qizo" data-start="0" data-end="33">What Are All Centrifuge Tubes?</h2>
&nbsp;
The All Centrifuge Tubes collection includes the complete range of tube sizes commonly used in research, clinical, and laboratory environments. These tubes range from small 0.5 mL and 1.5&ndash;2 mL microtubes used in microcentrifuge applications to 5 mL and 10 mL midi tubes for intermediate sample volumes, as well as 15 mL and 50 mL conical tubes designed for cell culture, density gradient preparation, and larger-volume sample processing. They are available in polypropylene (PP) for enhanced chemical resistance and temperature tolerance or polystyrene (PS) for improved optical clarity.
&nbsp;
What you will find:
&nbsp;
<ul>
<li dir="ltr" aria-level="1">
<a href="https://mbpinc.net/consumables/centrifuge-tubes/all-centrifuge-tubes/microcentrifuge-tubes" title="Microcentrifuge Tubes">Microcentrifuge Tubes</a> &ndash; Precision-engineered for small-volume sample preparation.
</li>
<li dir="ltr" aria-level="1">
<a href="https://mbpinc.net/consumables/centrifuge-tubes/all-centrifuge-tubes/screw-cap-tubes" title="Screw Cap Tubes">Screw Cap Tubes</a> &ndash; Secure, leak-proof closures for long-term storage and transport.
</li>
<li dir="ltr" aria-level="1">
<a href="https://mbpinc.net/consumables/centrifuge-tubes/all-centrifuge-tubes/15ml-and-50ml-centrifuge-tubes" title="15ml &amp; 50ml Centrifuge Tubes">15ml &amp; 50ml Centrifuge Tubes</a> &ndash; Standard conical bottom tubes for large-volume processing.
</li>
<li dir="ltr" aria-level="1">
<a href="https://mbpinc.net/consumables/centrifuge-tubes/all-centrifuge-tubes/midicentrifuge-tubes-5ml-and-10ml" title="Midicentrifuge Tubes (5ml &amp; 10ml)">Midicentrifuge Tubes (5ml &amp; 10ml)</a> &ndash; The perfect bridge for intermediate sample sizes.
</li>
<li dir="ltr" aria-level="1">
<a href="https://mbpinc.net/consumables/centrifuge-tubes/all-centrifuge-tubes/microtubes-box" title="Microtubes Box">Microtubes Box</a> &ndash; Durable storage racks for organized sample management and protection.
</li>
</ul>
&nbsp;
<h2 data-section-id="1f93yys" data-start="914" data-end="963">How to Choose From All Centrifuge Tube Formats</h2>
&nbsp;
Volume and Rotor Compatibility
Selecting the correct tube size is essential for safe and efficient centrifugation. Microtubes ranging from 0.5&ndash;2 mL are designed for microcentrifuges, while 5&ndash;10 mL midi tubes fit compatible benchtop centrifuge rotors. Larger 15 mL and 50 mL conical tubes are commonly used in clinical and research centrifuges. Always verify rotor compatibility before introducing a new tube format into your workflow.
Sterility Requirements
For sensitive applications such as RNA extraction, cell culture, and clinical diagnostics, sterile tubes certified free of RNase, DNase, and pyrogens are recommended. Non-sterile tubes can provide a cost-effective solution for routine DNA analysis, protein assays, and general sample storage where sterility is not critical.
Material Selection
Polypropylene tubes offer excellent durability, can be autoclaved at 121 &deg;C, and resist many laboratory chemicals and solvents. Polystyrene tubes provide superior transparency, making it easier to monitor liquid levels and sample contents, although they are less resistant to heat and solvents.
Packaging and Inventory Planning
Microtubes are commonly available in pack sizes ranging from 500 to 1,000 units, while 15 mL and 50 mL conical tubes are often supplied in cases of 500. Laboratories with consistent usage may benefit from establishing recurring purchase orders to ensure uninterrupted supply.
&nbsp;
<h2 data-section-id="urfo3f" data-start="2395" data-end="2433">Compare Centrifuge Tube Size Groups</h2>
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Microtubes (0.5&ndash;2 mL) are primarily used for PCR preparation, microcentrifuge applications, and storage of small sample volumes. These are typically manufactured from polypropylene and are available in pack sizes of 500&ndash;1,000 units.
Midi tubes (5&ndash;10 mL) support intermediate-volume centrifugation and supernatant collection. They are commonly made from polypropylene and supplied in packs ranging from 100&ndash;500 units.
15 mL conical tubes are widely used for cell pelleting, RNA isolation, and clinical sample processing. They are available in both polypropylene and polystyrene formats and are generally packaged in cases of 500.
50 mL conical tubes are designed for larger-volume workflows, including tissue culture, density gradient preparation, and sample processing. Like 15 mL tubes, they are available in polypropylene and polystyrene and are commonly sold in cases of 500.
&nbsp;
<h2 data-section-id="1ezckh3" data-start="3318" data-end="3348">Specifications and Features</h2>
&nbsp;
Globe Scientific and Nest Scientific centrifuge tubes are manufactured from USP Class VI virgin polypropylene or polystyrene resin and are certified free from detectable RNase, DNase, and pyrogens. Sterile products are irradiated using gamma or E-beam methods to achieve a sterility assurance level (SAL) of 10⁻⁶. MBP offers both racked and bagged formats for 15 mL and 50 mL conical tubes, along with dispenser-box options for selected microtube product lines that support efficient use in high-throughput laboratory environments.
For procurement teams, MBP accepts purchase orders and offers institutional pricing for bulk and high-volume purchases. <a href="https://mbpinc.net/contact-ushttps://mbpinc.net/contact-us" title="Contact the MBP team" style="color: #236fa1;">Contact the MBP team</a> today to learn more

All Centrifuge Tubes

Diamond Midi 5mL Screw Cap Centrifuge Tubes

111580 by Globe Scientific are Diamond™ Midi 5 mL PP Screw Cap Centrifuge Tubes — rated to 25,000 × g, RNase-free, DNase-free, pyrogen-free, optimized for 2–5 mL sample volumes. Available sterile and non-sterile.

Diamond Midi Centrifuge Tube, 5.0mL, PP, Separate Red Screw Cap, Graduated, 100 of Each/Bag, 5 Bags of Each/Carton, CS/500

Diamond Midi Centrifuge Tube, 5.0mL, PP, Separate Blue Screw Cap, Graduated, 100 of Each/Bag, 5 Bags of Each/Carton, CS/500

Diamond Midi Centrifuge Tube, 5.0mL, PP, Assembled Red Screw Cap, Graduated, STERILE, 25/Cardboard Rack, 20 Racks/Unit, CS/500

Diamond Midi Centrifuge Tube, 5.0mL, PP, Assembled Blue Screw Cap, Graduated, STERILE, 25/Cardboard Rack, 20 Racks/Unit, CS/500

Diamond Midi Centrifuge Tube, 5.0mL, PP, Assembled Red Screw Cap, Graduated, STERILE, 20/Bag, 10 Bags/Unit, CS/2000

Diamond Midi Centrifuge Tube, 5.0mL, PP, Assembled Blue Screw Cap, Graduated, STERILE, 20/Bag, 10 Bags/Unit, CS/2000

<h2 data-section-id="132783j" data-start="0" data-end="34">What Are Microcentrifuge Tubes?</h2>
&nbsp;
Microcentrifuge tubes are small-volume polypropylene or low-binding polypropylene vessels available in 0.5 mL, 1.5 mL, and 2.0 mL capacities. They are designed for use in fixed-angle and variable-speed microcentrifuges and are commonly used for sample preparation, DNA and RNA isolation, protein purification, enzyme reaction setup, and cryogenic sample storage. Depending on the application, these tubes are available with either hinged snap caps or threaded screw caps that help protect samples from leakage, contamination, and evaporation during centrifugation and storage.
Microcentrifuge tubes are essential consumables in molecular biology, biochemistry, clinical chemistry, proteomics, and genomics laboratories. Among all formats, the 1.5 mL snap-cap tube remains the most widely used microcentrifuge tube in routine molecular biology workflows.
Use 1.5 mL snap-cap polypropylene tubes for general molecular biology applications, 2.0 mL tubes for bead-based extraction and precipitation workflows, screw-cap tubes for volatile or valuable samples, and low-binding tubes for dilute proteins or nucleic acids.
&nbsp;
<h2 dir="ltr">What you will find:</h2>
&nbsp;
<ul>
<li dir="ltr" aria-level="1">
0.5mL, 0.6mL, 1.5mL, 2.0mL, 5.0mL (for small-volume to high-volume applications)
</li>
</ul>
<ul>
<li dir="ltr" aria-level="1">
Tubes only: Snap-cap, one-hand use
</li>
<li dir="ltr" aria-level="1">
O-ring caps: Leak-proof, secure seal
</li>
<li dir="ltr" aria-level="1">
Sterile: RNase/DNase-free for sensitive work
</li>
<li dir="ltr" aria-level="1">
Non-sterile: Cost-effective for general use
</li>
</ul>
&nbsp;
<h2 data-section-id="1yp6iwa" data-start="1166" data-end="1204">How to Choose Microcentrifuge Tubes</h2>
&nbsp;
Volume: 0.5 mL / 1.5 mL / 2.0 mL
&nbsp;0.5 mL tubes minimize dead volume for concentrated or precious samples and fit compact block heaters. 1.5 mL is the universal format compatible with virtually all microcentrifuge rotors, heating blocks, and automated liquid handlers. 2.0 mL provides extra headspace for vortex mixing and bead-based extraction protocols; the slightly wider diameter is also compatible with most 1.5 mL rotor slots.
Cap Style: Snap Cap vs Screw Cap
Snap-cap microcentrifuge tubes feature hinged lids that allow quick one-handed operation and are preferred for high-throughput laboratory workflows involving frequent pipetting.
Screw-cap tubes equipped with O-rings or sealing rings provide a hermetic seal capable of withstanding centrifugal forces up to 20,000 &times; g. These tubes are recommended for volatile reagents, repeated freeze-thaw cycles, and long-term storage at ultra-low temperatures. Laboratories requiring enhanced sample security often select screw-cap formats for valuable or irreplaceable specimens.
Standard vs Low-Binding Polypropylene
Standard polypropylene microcentrifuge tubes are suitable for most routine laboratory applications. Low-binding polypropylene tubes are designed to reduce sample adsorption to tube walls and are particularly beneficial when working with dilute proteins, low-concentration nucleic acids, or single-cell samples where maximizing recovery is critical.
Bottom Geometry: Conical vs Self-Standing
Conical-bottom tubes concentrate pellets at the tip of the tube, improving sample recovery and simplifying resuspension after centrifugation.
Self-standing tubes feature a flat base that allows them to remain upright without a rack, making them convenient for sample handling, labeling, and storage. While they offer greater bench-top convenience, pellets may form slightly off-center compared with traditional conical-bottom designs.
&nbsp;
<h2 data-section-id="11skgd4" data-start="3407" data-end="3446">Compare Microcentrifuge Tube Formats</h2>
&nbsp;
Snap-cap conical polypropylene microcentrifuge tubes are available in 0.5 mL, 1.5 mL, and 2.0 mL capacities. Rated to approximately 16,000 &times; g, they are the standard choice for molecular biology, PCR preparation, nucleic acid extraction, and enzyme reaction workflows.
Screw-cap polypropylene tubes with O-rings are offered in 1.5 mL and 2.0 mL formats with either conical or flat-bottom designs. These tubes can withstand centrifugal forces up to 20,000 &times; g and are commonly used for volatile samples, cryogenic storage, and biobanking applications.
Self-standing screw-cap microcentrifuge tubes are available in 0.5 mL, 1.5 mL, and 2.0 mL capacities. Featuring sealing rings and flat-bottom construction, they provide stable rack-free storage and are often used in color-coded sample management systems. These tubes are typically rated up to 20,000 &times; g.
Amber polypropylene microcentrifuge tubes are available with either snap caps or screw caps in 1.5 mL and 2.0 mL sizes. Designed for light-sensitive compounds, they help protect samples from light exposure while supporting centrifugation up to approximately 16,000 &times; g.
Dispenser-box snap-cap microcentrifuge tubes are commonly available in 1.5 mL and 2.0 mL formats and are packaged for convenient bench-top dispensing. They are ideal for high-throughput laboratories that process large numbers of samples and require efficient access to consumables.
&nbsp;
<h2 data-section-id="1jl751w" data-start="4881" data-end="4906">Specifications Context</h2>
&nbsp;
Globe Scientific microcentrifuge tubes are manufactured from USP Class VI virgin polypropylene and are certified RNase-free, DNase-free, and non-pyrogenic by lot under ISO 9001:2015 quality management standards. Nest Scientific microcentrifuge tubes are similarly manufactured to USP Class VI specifications and are available in self-standing formats with six cap color options for simplified sample organization.
Standard packaging configurations include 500 tubes per case for snap-cap formats and 500 tubes per case supplied in 50-tube packs for screw-cap variants. As of 2026, MBP stocks both dispenser-box snap-cap tubes and screw-cap microcentrifuge tube formats, with bulk purchasing options available for high-volume laboratories.
Achieve consistent results with secure, medical-grade centrifugation vessels. <a href="https://mbpinc.net/contact-us" title="Contact Molecular Biology Products Inc." style="color: #236fa1; text-decoration: underline;">Contact Molecular Biology Products Inc.</a> for a quote to upgrade your workflow.

Microcentrifuge Tubes

Diamond Midi Centrifuge Tube with Snap Cap

111578 by Globe Scientific is a 5.0 mL Diamond Midi polypropylene centrifuge tube with pierceable attached snap cap, dual-graduation markings, and a −86 °C to 80 °C operating range. Available in natural, light-blocking black, and assorted colors; sterile versions available. BOX/200 (50/bag, 4 bags/unit).

Diamond Midi Centrifuge Tube, 5.0mL, PP, Attached Snap Cap, Graduated, Natural, 50/Bag, 4 Bags/Unit, CS/2000

Diamond Midi Centrifuge ube, 5.0mL, PP, Attached Snap Cap, Graduated, Assorted Colors, 50/Bag of each Color (Blue, Green, Red & Yellow), 4 Bags/Unit, CS/2000

Diamond Midi Centrifuge Tube, 5.0mL, PP, Attached Snap Cap, Graduated, Natural, STERILE, 20/Bag, 10 Bags/Unit, CS/2000

Diamond Midi Centrifuge Tube, 5.0mL, PP, Attached Snap Cap, Graduated, Amber, 50/Bag, 4 Bags/Unit, CS/2000

Diamond Midi Centrifuge Tube, 5.0mL, PP, Attached Snap Cap, Graduated, Blue, 50/Bag, 4 Bags/Unit, CS/2000

Diamond Midi Centrifuge Tube, 5.0mL, PP, Attached Snap Cap, Graduated, Midnight Light Blocking Black, 50/Bag, 4 Bags/Unit, CS/2000

Diamond Midi Centrifuge Tube, 5.0mL, PP, Attached Snap Cap, Graduated, Green, 50/Bag, 4 Bags/Unit, CS/2000

Diamond Midi Centrifuge Tube, 5.0mL, PP, Attached Snap Cap, Graduated, Red, 50/Bag, 4 Bags/Unit, CS/2000