Globe Scientific

Color Coded

<h2 data-section-id="nkwuob" data-start="0" data-end="42">What Are Color-Coded Microscope Slides?</h2>
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Color-coded microscope slides are standard 25 &times; 75 mm glass slides with a permanently tinted frosted end in a specific color, such as blue, green, pink, yellow, white, or orange at MBP. Additional colors, including aqua, red, and lavender, are also available in the Globe Scientific Diamond White Glass range. The color is embedded directly into the frosted-end material, making it chemically resistant and stable through common histology processing steps such as alcohol dehydration, xylene clearing, and aqueous staining.
These slides are used to improve workflow organization by preventing sample mix-ups and allowing rapid visual identification of specimen batches, tissue types, or staining runs.
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<h2 dir="ltr">What you will find:</h2>
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<ul>
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Blue frosted slides for routine histology and clear clerical marking.
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Green chemical-resistant surfaces for specialized staining protocols.
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Pink high-visibility ends for rapid sorting in pathology departments.
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Yellow durable glass for consistent labeling in cytology applications.
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White standardized surfaces for high-contrast pencil or ink marking.
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Orange distinctive coding for specialized research batches and trials.
</li>
</ul>
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<h2 data-section-id="z8hs4e" data-start="748" data-end="794">How to Choose Color-Coded Microscope Slides</h2>
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Frosted End: Standard vs Color-Coded
Standard frosted-end slides provide a plain writable surface for pencil or marker labeling. Color-coded frosted slides add a visible color layer on the frosted end, making it easier to identify samples from a distance or during high-throughput workflow conditions such as staining or sorting. Both versions are supplied as Globe Scientific Diamond White Glass slides, pre-cleaned and ready to use.
Workflow-Based Color Assignment
Colors can be assigned based on laboratory workflow requirements, such as separating tissue types, patient batches, or staining protocols. For example, some laboratories use blue for routine H&amp;E cases, yellow for cytology specimens, and pink for special stains. The key requirement is consistency&mdash;once a color is assigned to a category, it should remain fixed to avoid identification errors. In high-volume labs processing large numbers of slides per day, color coding significantly reduces manual sorting time compared with reading individual labels.
Glass Quality and Physical Specifications
All MBP color-coded slides are manufactured from Globe Scientific Diamond White Glass under ISO 9001:2015 quality standards. They are supplied pre-cleaned and require no additional washing before use. Standard dimensions are 25 &times; 75 mm with approximately 1 mm thickness. Edge options include 90&deg; ground edges or 45&deg; beveled safety corners depending on handling preference and safety requirements.
Packaging and Ordering
Color-coded microscope slides are typically packaged in boxes of 72 slides. Case quantities are available for institutional and high-volume laboratory purchasing. Because availability may vary by color, labs are advised to confirm stock before placing bulk or purchase order (PO) requests.
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<h2 data-section-id="1jl751w" data-start="3234" data-end="3259">Specifications Context</h2>
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Globe Scientific Diamond White Glass color-coded slides are manufactured from optical-quality glass and designed for durability across full histology processing workflows. The colored frosted end remains stable during exposure to xylene, alcohols, and staining reagents, ensuring long-term label integrity. Additional colors such as aqua, red, and lavender may be available depending on current stock&mdash;labs should confirm availability with MBP before ordering.
Don't let your samples blend in, <a href="https://mbpinc.net/contact-us" style="color: #236fa1; text-decoration: underline;">ask the friendly staff at MBP</a> for a quote right now.

1384-50-Microscope Slide Brochure

1384-50-Care and Storage of Microscope Slides

1384-50-TDS - 1380 Series

1384-50-TDS - 1384 Series

Microscope Slides, Diamond White Glass, Beveled Edge with Clipped Corners

The Diamond White Glass Microscope Slides with Beveled Edge and Clipped Corners (colour frosted) by Globe Scientific are 25 × 75 mm optical-white glass slides with 45° beveled edges and clipped corners, colour-frosted 1 end. Available in Pink (1384-50P) and White (1384-50W). 72/box, 20 boxes/case (10 gross).

Manufacture

Microscope Slides, Diamond White Glass, 25 x 75mm, 45° Beveled Edges, Clipped Corners, PINK Frosted, 72/Box, 20 Boxes/Case (10 Gross)

Microscope Slides, Diamond White Glass, 25 x 75mm, 45° Beveled Edges, Clipped Corners, WHITE Frosted, 72/Box, 20 Boxes/Case (10 Gross)

ELISA Plates

<h2 data-section-id="471ror" data-start="0" data-end="25">What Are ELISA Plates?</h2>
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ELISA plates are specialized 96-well flat-bottom polystyrene microplates designed specifically for enzyme-linked immunosorbent assays (ELISA) and related immunodetection applications. Each well features a surface treatment that promotes efficient adsorption of proteins such as capture antibodies and antigens, creating a stable solid-phase platform for binding, washing, detection, and signal generation steps within an ELISA workflow.
These plates are engineered with optical-grade flat bottoms to provide accurate absorbance, fluorescence, or luminescence measurements and conform to SBS/ANSI microplate standards, ensuring compatibility with automated plate washers, liquid handling systems, incubators, and microplate readers. Typical well capacities range from 300&ndash;400 &micro;L, making them suitable for both manual and high-throughput laboratory testing.
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<h2 dir="ltr">At MBP, you can find:</h2>
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<ul>
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96 Well ELISA Plates with high-optic clarity for precise readings
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Microtitration 96-Well Plates for versatile incubation and testing
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Lids for Microtitration Plates available in sterile and non-sterile options
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Standard 12x8 configuration plates for easy workflow integration
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Alpha-numeric indexed wells for accurate sample tracking
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Polystyrene assay plates optimized for antigen-antibody complexes
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Surface-treated plates for reliable in-vitro diagnostic results
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Clear-bottom plates for enhanced signal detection
</li>
</ul>
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<h2 data-section-id="10hv8xq" data-start="1101" data-end="1130">How to Choose ELISA Plates</h2>
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Surface Binding Capacity
The surface binding characteristic is one of the most important selection criteria. High-binding plates are the standard choice for sandwich ELISA, indirect ELISA, and most commercial assay kits because they efficiently immobilize antibodies and antigens. Medium-binding plates are better suited for smaller proteins and peptides that may lose activity on highly adsorptive surfaces. Ultra-high-binding plates are available for low-abundance biomarker detection where maximum protein capture improves assay sensitivity.
Plate Color
Plate color should be matched to the assay detection method. Clear plates are the industry standard for colorimetric ELISA assays using substrates such as TMB that are measured at 450 nm. White plates enhance signal intensity in chemiluminescent assays by reflecting emitted light, increasing sensitivity. Black plates minimize background fluorescence and light scatter, making them ideal for fluorescence-based ELISA and immunoassay applications.
Detachable vs. Solid-Frame Format
Detachable strip plates contain individual 8-well strips that can be removed and used independently. This format reduces reagent consumption and lowers costs when processing fewer than 96 samples. Solid-frame plates provide greater structural rigidity and are preferred for automated workflows involving robotic washers and readers where consistent positioning is critical.
Lot Consistency and Quality Control
For validated methods, regulated environments, and diagnostic applications, consistent plate performance is essential. Laboratories should consider plates supplied with lot-specific quality documentation and low well-to-well variation. Parameters commonly evaluated include protein-binding capacity, background absorbance, and coefficient of variation (CV) across wells and manufacturing lots.
Instrument Compatibility
Most ELISA plates are manufactured to standard SBS dimensions and are compatible with major microplate readers and automated washers. Laboratories using automated systems should verify compatibility with specific washer manifolds, readers, and robotic platforms, particularly when using detachable strip formats.
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<h2 data-section-id="1jl751w" data-start="4234" data-end="4259">Specifications Context</h2>
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ELISA plates are typically manufactured from high-quality USP Class VI polystyrene and undergo specialized surface treatment to achieve consistent protein adsorption across all wells. Standard 96-well formats generally provide working volumes of approximately 300 &micro;L per well and include alphanumeric indexing to support sample tracking and laboratory workflow management.
High-binding ELISA plates commonly achieve protein adsorption capacities exceeding 400 ng IgG/cm&sup2;, while ultra-high-binding variants may approach 800 ng/cm&sup2;. These characteristics help ensure strong analyte capture and reproducible assay performance across research, clinical, pharmaceutical, biotechnology, and diagnostic laboratories.
The MBP range provides the mechanical strength and surface consistency required to ensure your high-stakes diagnostic data that must remain error-free. <a href="https://mbpinc.net/contact-us" style="color: #236fa1; text-decoration: underline;">Contact us</a> and get your quote now.

Microtitration 96-Well Plates

Globe Scientific 96-well microtitration plates in high-optic PS, 300 µL max, alpha-numeric markings. Six variants: Flat Bottom non-sterile (120330) and sterile (120338), U-Bottom non-sterile (120030) and sterile (120038), V-Bottom non-sterile (120130) and sterile (120138). 50/cs.

Microtest Plate, 96-Well, Flat Bottom, PS, 50/Cs

Microtest Plate, 96-Well, Flat Bottom, PS, STERILE, Individually Wrapped, 50/Cs

Microtest Plate, 96-Well, U-Bottom, PS, 50/Cs

Microtest Plate, 96-Well, U-Bottom, PS, STERILE, Individually Wrapped, 50/Cs

Microtest Plate, 96-Well, V-Bottom, PS, 50/Cs

Microtest Plate, 96-Well, V-Bottom, PS, STERILE, Individually Wrapped, 50/Cs

Narrow Mouth Bottles

<h2 data-section-id="6wvx9q" data-start="0" data-end="44">What Are Narrow Mouth Laboratory Bottles?</h2>
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Narrow-mouth laboratory bottles are storage containers designed with a small neck opening, typically between 18 mm and 38 mm in diameter. This design allows for controlled pouring, minimizes evaporation, reduces contamination risk, and helps limit vapor loss when storing volatile liquids. The most common narrow-mouth bottle style is the Boston round, which features a cylindrical body, rounded shoulders, and a threaded neck that provides excellent durability and efficient liquid handling. Globe Scientific Diamond RealSeal narrow-mouth bottles are available in HDPE, LDPE, and polypropylene (PP) materials, with capacities ranging from 4 mL to 8 L. Amber HDPE versions are also available for storing light-sensitive chemicals and reagents. For most laboratory applications, HDPE remains the preferred material due to its excellent chemical resistance and low extractables, while PP is selected when autoclaving is required.
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<h2 dir="ltr">What you will find:</h2>
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<ul>
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Small narrow mouth bottles (30&ndash;100 mL) for reagents and aliquots
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Medium bottles (125&ndash;500 mL) for routine laboratory use
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Large bottles (1&ndash;2 L) for bulk solution storage
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HDPE narrow mouth bottles for chemical-resistant applications
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Polypropylene bottles for autoclave-compatible workflows
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Amber narrow mouth bottles for light-sensitive reagents
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Graduated bottles for easy volume monitoring
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</ul>
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<h2 data-section-id="1xrkoag" data-start="975" data-end="1012">How to Choose Narrow Mouth Bottles</h2>
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Material Selection
HDPE is the standard choice for general laboratory reagent storage because it offers broad chemical compatibility, excellent durability, and resistance to low temperatures. LDPE provides similar chemical resistance but with greater flexibility, making small bottles easier to squeeze and pour. Polypropylene bottles are suitable for applications requiring sterilization, as they can withstand autoclaving at 121&deg;C. Amber HDPE bottles are recommended for photosensitive compounds because they reduce exposure to UV and visible light that may degrade sensitive materials.
Volume Requirements
Small-volume bottles from 4 mL to 30 mL are commonly used for standards, reference materials, working solutions, and sample transport. Medium-sized bottles ranging from 60 mL to 500 mL are ideal for routine laboratory reagents, buffers, and water samples. Larger formats from 1 L to 8 L are typically used for bulk reagent storage, field sampling, media preparation, and industrial laboratory applications where larger quantities of liquid must be stored safely.
Closure Compatibility
Closure size is an important consideration when selecting narrow-mouth bottles. Smaller bottles typically use 18 mm closures, medium bottles commonly use 24 mm or 28 mm closures, and larger bottles use 38 mm closures. Using the correct cap size ensures a proper seal and prevents leaks, evaporation, and thread damage caused by mismatched closures.
Diamond RealSeal vs. Diamond Essentials
Diamond RealSeal bottles are supplied with attached caps and are individually packaged to provide convenience and consistent quality. Diamond Essentials bottles are designed for high-volume users and are supplied in bulk packaging, with bottles and caps packaged separately. Laboratories processing large numbers of samples often choose the Diamond Essentials range to reduce packaging costs while maintaining the same bottle performance.
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<h2 data-section-id="1jl751w" data-start="3600" data-end="3625">Specifications Context</h2>
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Globe Scientific Diamond RealSeal narrow-mouth Boston round bottles are manufactured from virgin FDA-compliant resins and feature precision-molded construction with consistent wall thickness for reliable performance. The Diamond RealSeal polypropylene closure incorporates an integral sealing system that provides leak-resistant storage without the need for separate liners or gaskets. These bottles are widely used across pharmaceutical, environmental, clinical, food testing, cosmetics, water analysis, and industrial laboratories. As of 2026, 250 mL and 500 mL HDPE narrow-mouth Boston round bottles remain among the most commonly used formats for reagent storage, environmental sampling, and analytical laboratory applications.&nbsp;
<a href="https://mbpinc.net/contact-us" style="color: #236fa1; text-decoration: underline;">Connect with the MBP team today</a> to explore our full range of dimensions and material specifications, and find the perfect narrow-mouth bottle for your laboratory&rsquo;s daily demands.

Narrow Neck, Round Bottles, LDPE Specifications

Narrow Neck, Round Bottles, LDPE

Globe Scientific Narrow Neck Round LDPE Bottles: flexible, squeeze-dispensing, graduated, PP screwcap with plug insert, food-contact approved, tamper-evident tagging points. 5 volumes (50–2000 mL) × 3 pack formats each (bag/12, full case, bulk multi-bag). 15 SKUs total.

Bottle with Screwcap, Narrow Mouth, LDPE, Graduated, 50mL, BAG/12

Bottle with Screwcap, Narrow Mouth, LDPE, Graduated, 50mL, BOX/100

Bottle with Screwcap, Narrow Mouth, LDPE, Graduated, 50mL, 100/Bag, 4 Bags/Unit

Bottle with Screwcap, Narrow Mouth, LDPE, Graduated, 125mL, BAG/12

Bottle with Screwcap, Narrow Mouth, LDPE, Graduated, 125mL, BOX/100

Bottle with Screwcap, Narrow Mouth, LDPE, Graduated, 125mL, 100/Bag, 6 Bags/Unit

Bottle with Screwcap, Narrow Mouth, LDPE, Graduated, 250mL, BAG/12

Bottle with Screwcap, Narrow Mouth, LDPE, Graduated, 250mL, BOX/50

Bottle with Screwcap, Narrow Mouth, LDPE, Graduated, 250mL, 50/Bag, 6 Bags/Unit

Bottle with Screwcap, Narrow Mouth, LDPE, Graduated, 500mL, BAG/12

Bottle with Screwcap, Narrow Mouth, LDPE, Graduated, 500mL, BOX/25

Bottle with Screwcap, Narrow Mouth, LDPE, Graduated, 500mL, 25/Bag, 6 Bags/Unit

Bottle with Screwcap, Narrow Mouth, LDPE, Graduated, 2000mL, BAG/4

Bottle with Screwcap, Narrow Mouth, LDPE, Graduated, 2000mL, BOX/20

Bottle with Screwcap, Narrow Mouth, LDPE, Graduated, 2000mL, 20/Bag, 2 Bags/Unit

Transfer Pipettes

<h2>What are disposable transfer pipettes?</h2>
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Disposable transfer pipettes are single-use plastic liquid-handling tools made from low-density polyethylene (LDPE). They are designed as a one-piece bulb-and-stem system used for transferring, dispensing, and handling small volumes of liquids in laboratory workflows.
They are commonly used as a safer and more convenient alternative to glass Pasteur pipettes. Being plastic and disposable, they eliminate the risk of breakage, reduce cross-contamination, and remove the need for separate rubber bulbs. The flexible bulb allows controlled aspiration and dispensing of reagents, samples, and solutions.
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<h2>What you will find:</h2>
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<ul>
<li>Graduated transfer pipettes &ndash; for approximate volume measurement and controlled dispensing</li>
<li>Non-graduated transfer pipettes &ndash; for simple liquid transfer without measurement markings</li>
<li>Fine-tip transfer pipettes &ndash; for small droplets and precise spot dispensing</li>
<li>Sterile transfer pipettes &ndash; for microbiology and contamination-sensitive workflows</li>
<li>Non-sterile transfer pipettes &ndash; for routine laboratory use</li>
<li>Disposable Pasteur pipettes &ndash; for general single-use liquid handling</li>
</ul>
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<h2>How to choose transfer pipettes</h2>
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Tip style Fine-tip pipettes are used for precise work such as microplate spotting and small-volume handling. Standard tips are suitable for general transfers, while wide-bore designs are better for viscous liquids or blood samples. Longer stems help access deep containers.
Capacity and volume handling Select pipettes based on typical working volumes. Smaller pipettes are suitable for low-volume transfers, while larger ones are used for routine sample handling. The effective draw volume depends on bulb capacity and usage technique.
Graduated vs non-graduated Graduated pipettes allow approximate volume estimation and are useful in clinical and diagnostic workflows. Non-graduated pipettes are intended for general dispensing where precise measurement is not required.
Sterility requirements Sterile pipettes are used in microbiology, cell culture, and clinical applications where contamination control is essential. Non-sterile versions are suitable for general laboratory and teaching use.
Length and accessibility Long pipettes are preferred for deep vessels such as flasks and bottles, while shorter designs are used for compact tubes and small workspaces.
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<h2>Specifications context</h2>
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Disposable LDPE transfer pipettes are widely used laboratory consumables for general-purpose liquid handling in research, clinical, and educational environments. They are available in sterile and non-sterile formats with multiple tip designs and capacities to support different workflows.
These pipettes remain a standard alternative to glass Pasteur pipettes due to their safety, low cost, and reduced contamination risk in routine laboratory applications.
For bulk orders or lab-specific requirements, <a href="https://mbpinc.net/contact-us">contact the MBP team</a> for assistance and pricing.

Narrow Stem Transfer Pipets Specifications

Narrow Stem Transfer Pipets

Globe Scientific narrow stem LDPE transfer pipettes in 5 configurations, 18 SKUs: 1.2 mL 65 mm (138040 series), 4.0 mL 85 mm short (136020 series), 4.5 mL 155 mm long (136030 series), 6.5 mL 155 mm (139020 series), 15.0 mL 155 mm large bulb (139040 series). Non-sterile dispenser box and sterile IW/bulk bag formats.

Transfer Pipet, 4.0mL, Narrow Stem, Short, 85mm, 500/Dispenser Box, 10 Boxes/Unit

Transfer Pipet, 4.0mL, Narrow Stem, Short, 85mm, 500/Dispenser Box

Transfer Pipet, 4.0mL, Narrow Stem, Short, 85mm, STERILE, Individually Wrapped, CS/5000

Transfer Pipet, 4.0mL, Narrow Stem, Short, 85mm, STERILE, 20/Bag, 25 Bags/Unit, CS/5000

Transfer Pipet, 6.5mL, Narrow Stem, 155mm, 500/Dispenser Box, 10 Boxes/Unit

Transfer Pipet, 6.5mL, Narrow Stem, 155mm, 500/Dispenser Box

Transfer Pipet, 1.2mL, General Purpose, 65mm, 500/Dispenser Box, 10 Boxes/Unit

Transfer Pipet, 1.2mL, General Purpose, 65mm, 500/Dispenser Box

Transfer Pipet, 1.2mL, General Purpose, 65mm, STERILE, Individually Wrapped, 100/Bag, 5 Bags/Unit

Transfer Pipet, 1.2mL, General Purpose, 65mm, STERILE, 20/Bag, 25 Bags/Unit

Transfer Pipet, 4.5mL, Narrow Stem, Long, 155mm, 500/Dispenser Box, 10 Boxes/Unit

Transfer Pipet, 4.5mL, Narrow Stem, Long, 155mm, 500/Dispenser Box

Transfer Pipet, 4.5mL, Narrow Stem, Long, 155mm, STERILE, Individually Paper Peel Wrapped, 100/Bag, 5 Bags/Unit

Transfer Pipet, 4.5mL, Narrow Stem, Long, 155mm, STERILE, 20/Pack, 25 Packs/Unit

Transfer Pipet, 15.0mL, Narrow Stem, Large Bulb, 155mm, 250/Dispenser Box, 10 Boxes/Unit

Transfer Pipet, 15.0mL, Narrow Stem, Large Bulb, 155mm, 250/Dispenser Box

Transfer Pipet, 15.0mL, Narrow Stem, Large Bulb, 155mm, STERILE, 20/Bag, 25 Bags/Unit

Storage Bottles

<h2 data-section-id="1nhmff" data-start="0" data-end="39">What Are Laboratory Storage Bottles?</h2>
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Laboratory storage bottles are precision-molded plastic vessels used to store, transport, and dispense liquid and solid reagents, solvents, buffers, and samples across a wide range of laboratory workflows. Globe Scientific's Diamond RealSeal bottle range includes wash mouth bottles, wide mouth bottles, and narrow mouth bottles. Wash mouth bottles are flexible LDPE squeeze bottles available in 250&ndash;1000 mL sizes for glassware rinsing and solvent dispensing. Wide mouth bottles, available in HDPE and PP from 30 mL to 2 L, are designed for powders, viscous liquids, and bulk sample storage. Narrow mouth bottles, including Boston round styles in HDPE, LDPE, and PP, range from 4 mL to 8 L and are used for liquid reagents, sampling, and chemical storage. All Diamond RealSeal bottles are manufactured from virgin FDA 21 CFR-compliant resins and feature PP integral-seal closures that provide leak-proof performance without separate liners or gaskets. LDPE is best suited for squeeze-action wash bottles, HDPE is the standard choice for general liquid storage, and PP should be selected whenever autoclave sterilization is required.
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<h2 dir="ltr">What you will find: </h2>
<ul>
<li data-start="0" data-end="100"><a href="https://mbpinc.net/consumables/storage-supplies/storage-bottles/large-format-bottles" title="Large Format Bottles:">Large Format Bottles:</a> High-capacity bottles for storing and handling large volumes of liquids.</li>
<li data-start="102" data-end="186"><a href="https://mbpinc.net/consumables/storage-supplies/storage-bottles/square-bottles" title="Square Bottles:">Square Bottles:</a> Space-efficient bottles designed to maximize storage capacity.</li>
<li data-start="188" data-end="280"><a href="https://mbpinc.net/consumables/storage-supplies/storage-bottles/wide-mouth-bottles" title="Wide Mouth Bottles:">Wide Mouth Bottles:</a> Bottles with large openings for easy filling and sample retrieval.</li>
<li data-start="282" data-end="375"><a href="https://mbpinc.net/consumables/storage-supplies/storage-bottles/wash-mouth-bottles" title="Wash Mouth Bottles:">Wash Mouth Bottles:</a> Squeeze bottles for controlled dispensing and rinsing applications.</li>
<li data-start="377" data-end="468"><a href="https://mbpinc.net/consumables/storage-supplies/storage-bottles/vacuum-bottles" title="Vacuum Bottles:">Vacuum Bottles:</a> Durable bottles designed for vacuum filtration and sample collection.</li>
<li data-start="470" data-end="565"><a href="https://mbpinc.net/consumables/storage-supplies/storage-bottles/narrow-mouth-bottles" title="Narrow Mouth Bottles:">Narrow Mouth Bottles:</a> Bottles with reduced openings to minimize spills and contamination.</li>
<li data-start="567" data-end="667"><a href="https://mbpinc.net/consumables/storage-supplies/storage-bottles/petg-media-bottles" title="PETG Media Bottles:">PETG Media Bottles:</a> Clear, durable bottles for storing media, buffers, and laboratory solutions.</li>
</ul>
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<h2 data-section-id="e7a0da" data-start="1174" data-end="1217">How to Choose Laboratory Storage Bottles</h2>
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Mouth Size: Wash, Wide, or Narrow
Wash mouth bottles feature integrated dispensing nozzles or draw tubes that allow controlled squeeze-action delivery and are primarily used for rinsing and dispensing liquids rather than long-term storage. Wide mouth bottles, with openings typically greater than 38 mm, allow easy filling and dispensing of powders, granules, viscous liquids, and larger samples. Narrow mouth bottles, including Boston round designs, provide controlled pouring, reduced evaporation, and secure storage for liquid reagents and solvents.
Material Match
LDPE is the preferred material for wash bottles because of its flexibility and squeeze performance. HDPE provides broad chemical resistance, low leachables, and a temperature range suitable for most laboratory chemicals and reagents, making it the standard choice for general storage. PP is selected when bottles must withstand autoclave sterilization at 121&deg;C or be used for media preparation and sterile workflows. Amber HDPE and amber PP bottles are recommended for light-sensitive compounds that require protection from UV and visible light exposure.
Volume
Small bottles ranging from 4&ndash;30 mL are commonly used for reference standards, analytical reagents, and sample collection. Mid-range bottles from 60&ndash;500 mL are suitable for daily-use reagents, calibration standards, and working solutions. Larger bottles from 1&ndash;8 L are typically used for bulk reagent storage, media preparation, and buffer stock solutions.
Closure Type
Diamond RealSeal PP closures incorporate an integral seal ring that creates a leak-proof closure without requiring separate liners or gaskets. Standard PP screw caps are used throughout the Diamond Essentials economy line. For autoclavable PP bottles, caps should be loosened during sterilization and tightened after cooling to maintain proper sealing performance.
&nbsp;
<h2 data-section-id="1jl751w" data-start="3910" data-end="3935">Specifications Context</h2>
&nbsp;
Globe Scientific Diamond RealSeal bottles are precision-molded from virgin resins compliant with FDA 21 CFR 177.1520 requirements and are manufactured under ISO 9001:2015 quality systems. The Diamond Essentials range is supplied as a bulk-packed economy option, with bottles and caps packaged separately for high-volume laboratory use. As of 2026, 500 mL HDPE narrow-mouth Boston round bottles and 500 mL LDPE wash bottles remain among the most commonly stocked formats in academic research laboratories, pharmaceutical QC facilities, and industrial testing environments. Explore wash mouth bottles, wide mouth bottles, and narrow mouth bottles for specific bottle styles and applications.
For selecting the right size or material, <a href="https://mbpinc.net/contact-us">the MBP team can help</a> match bottles to your specific workflow needs.

DataSheet

Round Storage Bottles

Natural Color Round HDPE Storage Bottle, Wide Mouth, Sterile

Nest Scientific natural-color wide-mouth round HDPE storage bottles, sterile, enzyme-free. Seven volumes: 335101 (8 mL), 336101 (15 mL), 337101 (30 mL), 338101 (60 mL), 339101 (125 mL), 340101 (250 mL), 341101 (500 mL). For nuclease-sensitive molecular biology and genomics reagent storage.

Manufacturer

8ml Natural Color Round HDPE Storage Bottle, Wide Mouth, Sterile, 20/pk, 400/cs

15ml Natural Color Round HDPE Storage Bottle, Wide Mouth, Sterile, 20/pk, 400/cs

30ml Natural Color Round HDPE Storage Bottle, Wide Mouth, Sterile, 10/pk, 200/cs

60ml Natural Color Round HDPE Storage Bottle, Wide Mouth, Sterile, 10/pk, 200/cs

125ml Natural Color Round HDPE Storage Bottle, Wide Mouth, Sterile, 10/pk, 100/cs

250ml Natural Color Round HDPE Storage Bottle, Wide Mouth, Sterile, 10/pk, 100/cs

500ml Natural Color Round HDPE Storage Bottle, Wide Mouth, Sterile, 5/pk, 50/cs

Sample Cups

<h2 dir="ltr">What are Automation Sample Cups?</h2>
 Automation sample cups (also called analyzer sample cups, autosampler cups, or J-cups) are small-volume polystyrene or polypropylene vessels designed to hold aliquoted patient specimens for direct loading into automated clinical chemistry analyzers, immunoassay platforms, hematology analyzers, and ICP-MS/ICP-OES spectrometers. They are used when an analyzer's primary tube handler cannot directly aspirate from a standard 15 mL or 50 mL collection tube&mdash;typically because the sample volume is insufficient, a diluted aliquot is required, or a specific cup geometry is mandated by the instrument's sampling needle. Globe Scientific offers the largest selection of alternate (OEM-equivalent) sample cups for laboratory analyzers, providing significant per-cup savings versus manufacturer-supplied consumables. Choose analyzer sample cups by instrument model first&mdash;dimensional compatibility is non-negotiable&mdash;then optimize for material (PS for optical clarity, PP for chemical resistance) and volume.
&nbsp;
<h2 dir="ltr">What you will find:</h2>
&nbsp;
<ul>
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0.2 mL automation sample cups for micro-volume testing
</li>
<li dir="ltr" aria-level="1">
0.5 mL sample cups for routine analyzer use
</li>
<li dir="ltr" aria-level="1">
1.5 mL sample cups for standard clinical workflows
</li>
<li dir="ltr" aria-level="1">
Clear polystyrene sample cups for accurate readings
</li>
<li dir="ltr" aria-level="1">
Conical-bottom cups for complete sample pickup
</li>
<li dir="ltr" aria-level="1">
Low-dead-volume cups for minimal sample waste
</li>
<li dir="ltr" aria-level="1">
Analyzer-compatible sample cups for clinical systems
</li>
<li dir="ltr" aria-level="1">
Disposable sample cups for single-use workflows
</li>
<li dir="ltr" aria-level="1">
Nesting cups for easy storage and handling
</li>
</ul>
<h2 dir="ltr"> How to Choose Automation Sample Cups</h2>
 Instrument Compatibility: Dimensional Match is Mandatory Automation sample cups must match the exact outer diameter, height, and cup-bottom geometry specified by the instrument manufacturer. A cup that is 0.5 mm too wide or too narrow will not seat correctly in the autosampler rotor, causing aspiration failures, pipetting errors, or instrument alarms. Globe Scientific engineers and validates each alternate cup to OEM specifications for named analyzer platforms; confirm the instrument model against the catalog's compatibility list before ordering. Volume: 0.5 mL vs. 1.5 mL vs. 2.0 mL 0.5 mL cups (13.55 &times; 24.50 mm, polystyrene) are used on chemistry analyzers including Beckman CX series, Alpha Wassermann, Bio-Chem Labs, and DPC Immulite platforms. 1.5 mL cups (13.8 &times; 22.60 mm) are used on BioMerieux AG-2/ASCA and MLA 1600C platforms. Larger 2.0 mL cups are used on Roche cobas and Horiba ABX platforms. The minimum working volume of the cup must exceed the analyzer's dead volume (typically 150&ndash;400 &micro;L) plus the required sample volume. Material: Polystyrene vs. Polypropylene Polystyrene (PS) sample cups provide excellent optical clarity for colorimetric-based analyzers that photometrically read the cup contents and have low protein adsorption for routine chemistry analytes. Polypropylene (PP) cups are used when the sample contains organic solvents, strong acids (trace element analysis), or when acid-wash protocols are required for ICP-MS autosampler systems. MoldPro and Globe Scientific PP autosampler cups for PerkinElmer, Agilent, and Shimadzu ICP systems are manufactured from virgin PP with ultra-low metal content verified by ICP-MS lot testing. With or Without Caps/Inserts Sample cups with caps are used when the aliquot must be sealed to prevent evaporation or cross-contamination during batch loading. Insert cups (smaller inner cup that sits inside a standard tube) allow aliquoted samples to be loaded directly without relabeling &mdash; a common efficiency gain in high-volume core labs. Confirm whether your instrument's autosampler accepts capped cups or requires open-top formats. ICP-MS vs. Clinical Chemistry Applications ICP-MS autosampler cups require certified ultra-low metal content (verified by ICP-MS at ppb level), manufactured from virgin PP without metal-containing additives, dyes, or fillers. Standard PS clinical chemistry cups contain low-level metal additives from colorants and should not be used for trace element or heavy metal analysis. Always use metal-free certified cups for any elemental analysis application. 
<h2 dir="ltr"> Specifications Context</h2>
 Globe Scientific analyzer sample cups are manufactured to exact OEM specifications and provide equivalent precision and optical properties to original manufacturer cups. PS cups have optical clarity with &ge;90% light transmission in the visible spectrum, required for photometric analyzers. PP ICP-MS autosampler cups meet ultra-low metal content specifications: typically &lt;1 ppb for Fe, Zn, Cu, Pb, Mn, and other analytes commonly measured in trace element panels. Cup dimensions are held to &plusmn;0.1 mm tolerance on O.D. to ensure consistent seating in autosampler rotors. As of 2026, Globe Scientific is the most widely stocked alternate analyzer consumable brand through lab distributors, including MBP, offering per-cup savings of 20&ndash;40% versus OEM pricing for high-volume clinical labs. 
<a href="https://mbpinc.net/contact-us">Contact MBP&nbsp;</a>for per-cup pricing on case-quantity PO orders.

Automation Sample Cups

5504-Group-Analyzer Consumables Catalog

5504-Group-TDS-5505

5504-Group-TDS-5504

Nesting Sample Cups

Nesting Sample Cups by Globe Scientific is a 1 mL clear polystyrene nesting sample cup that inserts into 12 mm and 13 mm primary tubes, allowing analyzer probe aspiration without re-labelling. Supplied 1,000/bag for clinical chemistry and coagulation lab workflows. For 16 mm tubes, use 5505 (2 mL). Order at <a href="https://mbpinc.net/quickorder">mbpinc.net/quickorder</a>. Order 5504 (1mL, for 12/13mm tubes) or 5505 (2mL, for 16mm tubes).

Sample Cup, Nesting, PS, 1mL (for 12mm & 13mm tubes), 10000/Cs

Sample Cup, Nesting, PS, 2mL (for 16mm tubes), 8000/Cs

Stereo Microscopes

<h2>What Are Stereo Microscopes?</h2>
&nbsp;
A stereo microscope uses two separate optical paths (each slightly offset from the other) to present a slightly different angle of the specimen to each eye, producing true stereoscopic (three-dimensional) depth perception in the image. Unlike compound microscopes, which use transmitted light through thin, translucent, slide-mounted specimens at high magnification, stereo microscopes use incident (reflected) illumination to observe solid, opaque, or thick specimens from above at lower magnifications. This design provides two key practical advantages: a long working distance (typically 80 to 115 mm at 1x objective) that allows tools, needles, forceps, or soldering irons to be operated under the lens during observation; and a wide field of view that allows large specimens (whole insects, embryos, plant organs, PCBs, rocks) to be seen in context. Stereo microscopes are used in biology (dissection, organism manipulation, embryo handling, zebrafish imaging), materials science and electronics (PCB inspection, solder joint analysis, microelectronics assembly), geology and paleontology (fossil and mineral examination), medical device assembly, and quality control inspection. Use a stereo microscope when you need to observe or manipulate a solid, opaque, or thick specimen in three dimensions with tools beneath the lens; it is the correct instrument for dissection, inspection, and manipulation, not a compound microscope.
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<h2 class="PDq2pG_selectionAnchorContainer" data-section-id="bxblbi" data-start="0" data-end="23">What You Will Find:</h2>
&nbsp;
<ul>
<li>StereoBlue&trade; Stereo Microscopes for routine inspection, sample handling, and educational applications.</li>
<li>NexiusZoom&trade; Stereo Microscopes with continuous zoom magnification for detailed specimen examination.</li>
<li>Three-Dimensional Viewing for accurate observation of surface structures and fine details.</li>
<li>Integrated Illumination Options for clear, high-contrast imaging across a variety of samples.</li>
<li>Ergonomic Designs suited for dissection, quality control, assembly, and laboratory workflows.</li>
</ul>
</div>
</div>
</div>
</div>
</div>
</div>
</section>
</div>
</div>
<div class="pointer-events-none -mt-px h-px translate-y-[calc(var(--scroll-root-safe-area-inset-bottom)-14*var(--spacing))]" aria-hidden="true">&nbsp;</div>
<h2>How to Choose a Stereo Microscope</h2>
&nbsp;
Zoom ratio and magnification range
Zoom ratio (the ratio of maximum to minimum magnification in the continuous zoom range) determines how much flexibility the instrument provides without changing objectives. A 10:1 zoom ratio from 7x to 70x (with 1x objective and 10x eyepieces) covers most biology, entomology, and inspection applications. Extended-range research models reach 16.4:1 (Olympus SZX16, 7x to 115x with 1x objective, up to 230x with 2x objective) for applications requiring both macro overview and high-magnification fine detail in a single instrument. Confirm that the magnification range covers both the lowest magnification needed for overview and the highest needed for fine structural detail.
Working distance
Working distance (the distance from the front of the objective to the specimen in focus) determines how much space is available to work under the lens. Standard benchtop stereo microscopes provide 80 to 115 mm working distance at minimum magnification with a 1x objective, adequate for most biological dissection. For surgical or microsurgical applications requiring larger instrument clearance, extended working distance objectives provide 150 to 200 mm or more. For electronics rework requiring access to PCB connectors and leads, confirm that the chosen configuration provides at least 90 to 100 mm.
Optical system: Greenough vs. Common Main Objective (CMO)
The Greenough design uses two independently angled optical systems converging on the specimen; it is the most widely used design in educational and routine research stereo microscopes due to its lower cost. The Common Main Objective (CMO) design uses a single large shared objective lens for both optical paths, producing a more nearly coaxial viewing geometry, improved apochromatic correction, better flatness of field, and easier fluorescence imaging; the design is used in all research-grade stereo microscopes from Zeiss, Leica, Olympus, and Nikon.
Illumination
Reflected LED ring-light illumination is standard for most biological and industrial stereo microscope applications; it provides even, shadow-minimizing illumination of specimen surfaces. Fiber optic illuminators (gooseneck or ring light) allow more directional, oblique, or dark-field illumination for surface relief and crack detection. Transmitted LED illumination (through a clear-glass or frosted-glass stage plate) is used for thin or semi-transparent specimens and organism whole-mounts. Fluorescence illumination (epi-fluorescence via a dedicated fluorescence port) is available on CMO research stereo microscopes for imaging fluorescent labels, GFP whole-mounts, and labeled organisms.
Head configuration
Binocular heads are standard for general observation. Trinocular heads add a vertical camera port for digital imaging and documentation without disrupting the eyepiece view. Confirm that the trinocular port is sized for C-mount cameras (the universal standard) and that the beam splitter does not significantly dim the eyepiece image during camera use.
&nbsp;
<h2>Specifications Context</h2>
&nbsp;
Numerical aperture (NA) in stereo microscopes ranges from 0.10 to 0.30 on standard models, rising to 0.30 NA on high-resolution CMO research systems. Higher NA provides greater resolving power at maximum magnification and brighter fluorescence images. Apochromatic objectives correct chromatic aberration across the entire zoom range, producing color-faithful images without the color fringing visible in achromatic optics, which is important for documentation-quality imaging and fluorescence. Camera adapters for stereo microscopes are generally non-standard (0.5x, 1x, or 1.5x relay lens between the trinocular port and the C-mount camera), and the zoom position affects the camera's field of view; confirm the effective field of view at each zoom setting with the camera sensor size before ordering.&nbsp;
&nbsp;
To discuss product availability or get selection guidance,&nbsp;<a href="https://mbpinc.net/contact-us">contact the MBP team</a>.

ENZ-1703-GRoup-Microscopes Catalog

ENZ-1703-GRoup-Choosing a Microscope Made Easy

ENZ-1703-GRoup-TDS-ENZ-1703-S

ENZ-1703-GRoup-TDS-ENZ-1703-P

ENZ-1703-GRoup-TDS-ENZ-1703-PG

NexiusZoom EVO 0.65-5.5 (WF 10x/23mm)

NexiusZoom - The new standard in stereo microscopy

NexiusZoom Series Stereo Microscopes

The NexiusZoom Series stereo microscopes by Globe Scientific provide 6.5×–55× magnification (0.65×–5.5× zoom, ratio 1:8.4), HWF 10×/23 mm eyepieces, and 110 mm working distance in six configurations: ENZ-1703-S (rack and pinion stand), ENZ-1703-S-DC18 (rack and pinion + 18 MP camera), ENZ-1703-P (pillar stand), ENZ-1703-P-DC18 (pillar + 18 MP camera), ENZ-1703-PG (pillar + dual gooseneck LED), and ENZ-1703-PG-DC18 (pillar + gooseneck + 18 MP camera).

Trinocular stereo zoom microscope NexiusZoom EVO, 0.65x to 5.5x zoom objective, magnification from 6.5x to 55x with rack and pinion stand.  Incident and transmitted 3 W LED illuminations

Trinocular stereo zoom microscope NexiusZoom EVO, 0.65x to 5.5x zoom objective, magnification from 6.5x to 55x with rack and pinion stand.  Incident and transmitted 3 W LED illuminations, with CMEX-18 Pro, 18.0MP digital USB-3 camera with 1/2.3 inch CMOS sensor

Trinocular stereo zoom microscope NexiusZoom EVO, 0.65x to 5.5x zoom objective, magnification from 6.5x to 55x with pillar. Incident and transmitted 3W LED illuminations

Trinocular stereo zoom microscope NexiusZoom EVO, 0.65x to 5.5x zoom objective, magnification from 6.5x to 55x with pillar. Incident and transmitted 3W LED illuminations, with CMEX-18 Pro, 18.0MP digital USB-3 camera with 1/2.3 inch CMOS sensor

Trinocular stereo zoom microscope NexiusZoom EVO, 0.65x to 5.5x zoom objective, magnification from 6.5x to 55x with pillar. Two incident LED illuminations with Gooseneck and one transmitted 3W LED illumination

Trinocular stereo zoom microscope NexiusZoom EVO, 0.65x to 5.5x zoom objective, magnification from 6.5x to 55x with pillar. Two incident LED illuminations with Gooseneck and one transmitted 3W LED illumination, with CMEX-18 Pro, 18.0MP digital USB-3 camera with 1/2.3 inch CMOS sensor

Oak Ridge Style Centrifuge Tubes

<h2 data-section-id="xbar7u" data-start="0" data-end="45">What Are Oak Ridge Style Centrifuge Tubes?</h2>
&nbsp;
Oak Ridge style centrifuge tubes are round-bottom polypropylene vessels designed for high-speed centrifugation applications that require significantly higher centrifugal forces than standard conical centrifuge tubes can withstand. Originally developed for demanding laboratory centrifugation protocols, these tubes feature a uniform wall thickness and an attached polypropylene screw cap that helps maintain structural integrity during high-speed operation.
The round-bottom design distributes centrifugal stress more evenly across the tube wall, allowing Oak Ridge tubes to withstand speeds of up to 50,000 &times; g when used according to manufacturer recommendations. Available in volumes ranging from 10 mL to 70 mL, they are commonly used for subcellular fractionation, membrane isolation, virus precipitation, nucleic acid pelleting, organelle purification, and other high-speed preparative centrifugation workflows.
Choose Oak Ridge style centrifuge tubes when your protocol exceeds the capabilities of standard conical tubes or when your rotor requires a round-bottom, high-speed tube format.
&nbsp;
<h2 dir="ltr">Designed with Accuracy in Mind:</h2>
&nbsp;
<ul>
<li dir="ltr" aria-level="1">
When loaded at 80% capacity, high-speed Oak Ridge containers are rated for 50,000g performance.
</li>
<li dir="ltr" aria-level="1">
For hazardous samples, integrated seal ring closures offer a certified leakproof environment.
</li>
<li dir="ltr" aria-level="1">
Polypropylene construction that is resistant to chemicals and strong enough to withstand harsh organic solvents.
</li>
<li dir="ltr" aria-level="1">
Round-bottom reusable tubes made to work seamlessly with high-speed rotors.
</li>
<li dir="ltr" aria-level="1">
Non-pyrogenic, certified RNase/DNase-free labware produced in cleanroom settings.
</li>
<li dir="ltr" aria-level="1">
Autoclavable (121&deg;C) thermal stability allows for several sterilizations without sacrificing integrity.
</li>
</ul>
&nbsp;
<h2 data-section-id="13fdmtb" data-start="1156" data-end="1205">How to Choose Oak Ridge Style Centrifuge Tubes</h2>
&nbsp;
Volume Selection: 10 mL to 70 mL
The 30 mL and 50 mL formats are the most commonly stocked Oak Ridge sizes, fitting the majority of fixed-angle and swing-bucket rotors designed for this tube geometry. 10 mL suits smaller-volume high-speed applications; 70 mL is used for larger pellet recovery in high-speed preparative runs. Confirm rotor capacity &mdash; not all high-speed rotors accommodate the full 10&ndash;70 mL size range.
Fill Volume Requirements
Oak Ridge centrifuge tubes are designed to operate at their maximum rated speed when filled to approximately 80% of their nominal capacity. Proper fill volume helps generate the internal hydrostatic support needed to maintain tube stability during high-speed centrifugation.
Operating significantly underfilled tubes at high centrifugal forces may increase the risk of tube deformation or failure. Laboratories should always follow manufacturer recommendations for minimum fill requirements.
Autoclavable and Reusable Design
Many Oak Ridge style centrifuge tubes are manufactured from durable polypropylene that supports repeated autoclaving at 121 &deg;C. Their reusable construction makes them a cost-effective option for laboratories performing routine high-speed centrifugation.
Tubes should be inspected regularly for signs of wear, cracking, stress marks, discoloration, or deformation. Any damaged tube should be removed from service immediately.
Cap Seal Design
Oak Ridge tubes typically feature attached screw caps with an integrated sealing ring that creates a leak-resistant closure without requiring a separate liner. This design simplifies cleaning and maintenance while providing reliable containment during centrifugation.
When processing sensitive or biohazardous samples, users should ensure the cap is fully tightened and properly seated before loading the rotor.
PP vs PPCO Materials
Most Oak Ridge style centrifuge tubes are manufactured from chemical-resistant polypropylene (PP), which provides excellent durability and broad chemical compatibility.
Some alternative designs are available in polypropylene copolymer (PPCO), which offers increased flexibility and impact resistance. PPCO variants may provide additional durability for demanding laboratory environments and repeated handling cycles.
&nbsp;
<h2 data-section-id="1ezlvak" data-start="4005" data-end="4038">Compare Oak Ridge Tube Formats</h2>
&nbsp;
10 mL Oak Ridge tubes are designed for small-volume, high-speed pelleting applications and can withstand centrifugal forces up to approximately 50,000 &times; g when filled according to specifications. They feature attached screw caps with integrated sealing systems and are reusable.
30 mL Oak Ridge tubes are commonly used for membrane preparations, nucleic acid purification, and similar medium-volume applications requiring high centrifugal force. These tubes maintain the same high-speed performance characteristics and reusable design.
50 mL Oak Ridge tubes are widely used for virus concentration, organelle isolation, and subcellular fractionation workflows. Their combination of volume capacity and high-speed capability makes them one of the most versatile Oak Ridge formats.
70 mL Oak Ridge tubes provide additional working volume for large-scale preparative centrifugation and gradient fraction collection while maintaining high-speed performance and reusable construction.
&nbsp;
<h2 data-section-id="1jl751w" data-start="5040" data-end="5065">Specifications Context</h2>
&nbsp;
Globe Scientific Oak Ridge style centrifuge tubes are manufactured from durable, chemical-resistant polypropylene with uniform wall thickness to support high-speed centrifugation up to approximately 50,000 &times; g when operated at recommended fill volumes. These tubes are autoclavable, reusable, and feature leak-resistant linerless screw-cap closures designed for repeated laboratory use.
Globe Scientific operates under ISO 9001:2015 quality management standards. As of 2026, MBP supplies Oak Ridge style centrifuge tubes in sizes ranging from 10 mL to 70 mL. Available volumes and packaging options may vary based on current inventory and manufacturer availability.
Choosing MBP&rsquo;s specialized labware ensures your workflow remains seamless and your high-speed runs stay leak-free. <a href="https://mbpinc.net/contact-us" style="color: #236fa1; text-decoration: underline;">Request a quote from the Molecular Biology Products Inc. team today</a>.

6320-Group-New Product Announcement-Centrifuge Bottles & Oak Ridge Style Centrifuge Tubes

6320-Group-Tubes, Caps & Racks Catalog

Oak Ridge Style Centrifuge Tubes Dimensions

Globe Scientific Oak Ridge Style Centrifuge Tubes in polypropylene (PP) with attached linerless screw caps. Rated to 50,000 × g at 80% fill; available in 10, 30, 50, and 70 mL. Autoclavable and reusable. Order at <a href="https://www.mbpinc.net/quickorder">mbpinc.net/quickorder</a>. Available in four volumes: 10, 30, 50, and 70 mL.

Centrifuge Tube, 10mL, Oak Ridge Style, Round Bottom, Attached Screw Cap, PP, 12/Bag, CS/72

Centrifuge Tube, 30mL, Oak Ridge Round Bottom Style, Attached Screw Cap, PP, 12/Bag, CS/72

Centrifuge Tube, 50mL, Oak Ridge Round Bottom Style, Attached Screw Cap, PP, 12/Box, CS/72

Centrifuge Tube, 70mL, Oak Ridge Round Bottom Style, Attached Screw Cap, PP, 12/Bag, CS/72

15ml & 50ml Centrifuge Tubes

<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>
&nbsp;
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

Flyer

Oil Centrifuge Tubes Specifications

Oil Centrifuge Tubes

Globe Scientific 100 mL 3.3 borosilicate oil centrifuge tubes for ASTM petroleum testing. Two lengths: 6 inch / 165 mm (8600106, CS/10) and 8 inch / 203 mm (8600108, CS/10). Conical bottom, blue enamel graduations, white marking spot. Reusable.

Centrifuge Tube, Glass, Conical Bottom, 6 Inch, Oil Centrifuge Tube, 100mL, 1/EA, CS/10

Centrifuge Tube, Glass, Conical Bottom, 8 Inch, Oil Centrifuge Tube, 100mL, 1/ EA, CS/10

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>
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<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; 
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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>

1864-Group-Serological Pipette Brochure

Open Ended Serological Pipettes

The Open Ended Serological Pipettes by Globe Scientific are gamma-sterilized PS pipettes with open (unplugged) tips for high-viscosity liquid dispensing. Three volumes: 1864 (2 mL, green, 270 mm, 800/box), 1868 (5 mL, blue, 310 mm, 300/box), 1872 (10 mL, red, 310 mm, 200/box). Individually wrapped, paper/plastic.

Serological Pipette, 2mL, PS, Open End, 270mm, STERILE, Green, Individually Wrapped, Paper/Plastic, BOX/800

Serological Pipette, 5mL, PS, Open End, 310mm, STERILE, Blue, Individually Wrapped, Paper/Plastic, BOX/300

Serological Pipette, 10mL, PS, Open End, 310mm, STERILE, Red, Individually Wrapped, Paper/Plastic, BOX/200

Transfer Pipet Brochure

Paddle Transfer Pipettes

Globe Scientific LDPE paddle transfer pipettes: 0.8 mL total capacity, 0.2 mL bulb draw, 125 mm, 3.6 mm paddle tip. Two pack sizes: 136080 (500/dispenser box, 10 boxes, CS/5,000) and 136080-500 (single box of 500). Non-sterile. For agar plate spreading, slide smears, and membrane assays.

Transfer Pipet, 0.8mL, Special Purpose with Paddle, 125mm, 500/Dispenser Box, 10 Boxes/Unit

Transfer Pipet, 0.8mL, Special Purpose with Paddle, 125mm, 500/Dispenser Box

PCR Tubes

<h2 data-path-to-node="1"> What Are PCR Tube Racks?</h2>
 PCR tube racks are polypropylene holders that maintain 0.2 mL PCR tubes and strip tubes in a stable 8&times;12 (96-position) upright array during reaction setup, pre-PCR storage, and post-amplification handling. They stabilise tubes during multichannel pipetting, prevent tip deflection when dispensing with an 8-channel pipette, and serve as organisational tools for pre- and post-PCR sample management. Most racks accept both individual 0.2 mL tubes and 8-strip or 12-strip tubes in the same 96-well footprint.&nbsp;
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<h2 data-path-to-node="2">What you will find:</h2>
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<ul data-path-to-node="3">
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96-well PCR tube racks for standard tube organization
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Color-coded PCR tube racks for sample tracking
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Stackable PCR tube racks for space-saving storage
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Autoclavable polypropylene tube racks for sterile workflows
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Racks for 0.2 mL PCR tubes and strip tubes
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Freezer-safe PCR tube storage racks for long-term use
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Ice-compatible PCR tube racks for cold-chain handling
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Multi-format tube racks for mixed sample workflows
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</ul>
<h2 data-path-to-node="1"> How to Choose PCR Tube Racks</h2>
 Well Diameter and Tube Compatibility Standard 96-well PCR racks have a 5.2 mm well diameter, compatible with most 0.2 mL thin-wall PCR tubes from Globe Scientific, Nest Scientific, Axygen/Corning, Eppendorf, and equivalent brands. Confirm the collar diameter of your specific tube brand before ordering if using non-standard tube geometry. Lid: Hinged Flat vs Translucent Cover vs No Lid Hinged flat lids lie flush when open for unobstructed pipette access; the lid can be closed to protect tubes during incubation or transport. Translucent polycarbonate lids allow visual sample inspection without lid removal &mdash; useful for barcode readers that scan through the cover. Lidless racks are the simplest format for bench use, where brief sample exposure is acceptable. Colour Coding Racks are available in single colours (blue, green, pink, yellow, orange) and assorted multi-colour packs. Colour-coded racks help segregate pre-PCR and post-PCR samples, reducing cross-contamination risk in labs without fully separated pre/post-PCR workspaces. Autoclavability Polypropylene PCR tube racks are autoclavable at 121&deg;C (250&deg;F) for sterilisation between use cycles. Polycarbonate lids withstand repeated autoclave cycles at standard sterilisation conditions. SBS Footprint for Automation Select PCR strip racks with an SBS/SLAS-compliant footprint (127.76 &times; 85.47 mm) to enable use with robotic liquid handlers and automated workstations when processing strip tubes on automation platforms. 
<h2 data-path-to-node="1"> Specifications Context</h2>
 Standard 96-well PCR tube racks measure approximately 130 &times; 98 &times; 33 mm (L &times; W &times; H) with 5.2 mm well diameter and 9 mm well spacing. Polypropylene construction is chemical-resistant and autoclavable at 121&deg;C. Alphanumeric embossed grid (A&ndash;H rows, 1&ndash;12 columns) matches the labelling of PCR plates and plates for straightforward sample mapping. SP Bel-Art 96-well PCR racks and equivalent formats from Heathrow Scientific and Globe Scientific are widely distributed in North American research labs.&nbsp; 
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<a href="https://mbpinc.net/contact-us">Contact the MBP team now</a> to keep your samples in order so your workflow stays smooth from prep to analysis.

PCR Tube Racks

<h2 dir="ltr"> What Are 8-Strip PCR Tubes?</h2>
 8-strip PCR tubes are a connected row of eight individual thin-wall polypropylene tubes supplied as a single unit, designed for simultaneous processing of eight reactions per strip. The strip format accommodates multichannel pipettes at standard 9 mm well spacing, reducing setup time compared to handling individual tubes one at a time. Available in 0.2 mL for standard thermal cycler blocks and 0.1 mL for fast-block or low-profile instruments. Caps are available attached (dome or flat) or as separate cap strips for labs that prefer independent tube and cap management. 8-strip tubes are the most efficient manual format for 8- or 16-sample PCR batches &mdash; choose 0.2 mL for standard blocks, 0.1 mL for fast-block cyclers.
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<h2>What you will find: <a href="https://mbpinc.net/8-strip-pcr-tubes" title="8-strip PCR Tubes"></a></h2>
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<ul>
<li dir="ltr" aria-level="1">
0.2 mL 8-strip PCR tubes for standard thermal cyclers
</li>
<li dir="ltr" aria-level="1">
Clear 8-strip tubes for general PCR applications
</li>
<li dir="ltr" aria-level="1">
White 8-strip PCR tubes for improved qPCR signal detection
</li>
<li dir="ltr" aria-level="1">
Optically clear strip caps for real-time PCR assays
</li>
<li dir="ltr" aria-level="1">
Flat cap 8-strip tubes for tight sealing performance
</li>
<li dir="ltr" aria-level="1">
Attached cap strip tubes for faster workflow setup
</li>
<li dir="ltr" aria-level="1">
DNase- and RNase-free PCR strip tubes for clean reactions
</li>
<li dir="ltr" aria-level="1">
Thin-wall 8-strip tubes for fast and even heat transfer
</li>
<li dir="ltr" aria-level="1">
Compatible strip formats for most PCR and qPCR instruments
</li>
</ul>
<h2 dir="ltr"> How to Choose 8-Strip PCR Tubes</h2>
 Volume: 0.2 mL vs 0.1 mL Standard 0.2 mL strips fit conventional tall-block cyclers, including Bio-Rad T100, Eppendorf Mastercycler, and Applied Biosystems Veriti. Low-profile 0.1 mL strips are required for fast-block instruments such as the Applied Biosystems StepOnePlus, Bio-Rad CFX96 Fast, and Roche LightCycler 480, where the shallower well reduces thermal equilibration time and supports faster cycling protocols. Cap Style: Dome vs Flat, Optical vs Separate Cap Strip Attached dome caps are the standard choice for endpoint PCR, where no fluorescence is read through the cap lid. Flat optically clear attached caps &mdash; or separately purchased optical cap strips &mdash; are required for real-time qPCR when detection occurs through the top of the tube; dome caps attenuate fluorescence and compromise Ct consistency. Separate cap strips offer flexibility to mix dome and flat caps on the same strip. Attached vs Separate Caps Attached caps prevent cap mix-ups and reduce handling steps in high-throughput setups. Separate cap strips (tube strip + cap strip sold together in the same bag) allow independent tube loading and cap seating &mdash; preferred when using automated liquid handlers or when labelling the cap exterior is important. Colour Options Clear strips are standard; assorted colour packs (clear, red, yellow, blue, green) allow colour-coded sample tracking. White polypropylene strips increase qPCR fluorescence signal in bottom-read optical configurations by reflecting emission back through the detector. Strip Rigidity Split-apart strips (perforated between tubes) allow individual tubes to be broken off from the strip &mdash; useful when fewer than 8 reactions are needed and waste reduction matters. 
<h2 dir="ltr"> Specifications Context</h2>
 8-strip tube walls are typically 0.25&ndash;0.35 mm thick virgin polypropylene free of additives, antistatic agents, and dyes. Certified DNase-free, RNase-free, human DNA-free, and PCR inhibitor-free per independent lot testing. Standard packs contain 120 strips (960 reactions) for 0.2 mL format; 0.1 mL packs are often 120 strips as well. As of 2026, Axygen (Corning) PCR-0208-C and equivalent Globe Scientific formats are widely distributed through North American channels.&nbsp;
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<a href="https://mbpinc.net/contact-us">Contact the MBP team</a> now if your workflow depends on speed and accuracy; this format keeps everything simple without losing control over your reactions.

8 Strip PCR Tubes

Brochure

PCR Caps Strips, Separate

The PCR Caps Strips, Separate by Globe Scientific (Diamond®) are 0.2 mL PCR cap strips sold without tubes in four configurations: PCR-02DC (8-strip dome, natural, 1,250/Cs), PCR-02DC-12 (12-strip dome, natural, 800/Cs), PCR-02FC (8-strip flat, optically-clear for qPCR, 1,250/Cs), and PCR-02FC-12 (12-strip flat, optically-clear for qPCR, 800/Cs). 45° cap bevel prevents rack interference.