Brands

Erlenmeyer Flasks Accessories

<h2 dir="ltr">&nbsp;What are Erlenmeyer Flask Accessories?</h2>
 Erlenmeyer flask accessories are the replacement caps, transfer cap assemblies, vent filters, and adapter fittings used alongside PC and PETG shake flasks to customize gas exchange, enable closed-system liquid transfer, and replace consumable caps between culture runs. Accessory selection determines whether a shake flask acts as a standard culture vessel, a sealed storage container, or a closed-system liquid transfer assembly in a cGMP workflow.
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<h2 dir="ltr">What you will find:</h2>
&nbsp;
<ul>
<li>Accessories compatible with high-efficiency Erlenmeyer flasks in 2 L, 3 L, and 5 L formats.</li>
<li>Available in bi-directional, inverted, and multifunctional transfer cap configurations.</li>
<li>Supports both standard-neck and wide-mouth 3 L flask designs.</li>
<li>Includes options with integrated silicon tubing for transfer applications.</li>
<li>Enables customization of flask workflows through interchangeable transfer cap accessories.</li>
</ul>
<h2 dir="ltr">&nbsp;</h2>
<h2 dir="ltr">How to Choose Erlenmeyer Flask Accessories</h2>
 Vented Caps: Standard vs. Oversized Membrane Standard vented Erlenmeyer caps have a 0.22 &micro;m PTFE membrane in a small-diameter HDPE housing. NEST Scientific vented caps feature an oversized membrane area that increases the gas exchange surface, supporting higher oxygen mass transfer for dense suspension cultures at elevated shaker speeds. At 150 RPM with 20&ndash;25% fill, NEST oversized vented caps provide sufficient oxygen transfer for mammalian suspension cultures at densities up to approximately 5 &times; 10⁶ cells/mL. For cultures targeting densities above 10 &times; 10⁶ cells/mL in a standard shake flask format, a sparged bioreactor system is more appropriate. Plug Seal Caps: Autoclave vs. Non-Autoclave HDPE plug seal caps for NEST PC Erlenmeyer flasks are compatible with autoclave cycles at 121 &deg;C when loosened 1&ndash;1.5 turns before autoclaving to prevent steam pressure buildup. Plug seal caps for NEST PETG flasks are compatible with static incubation and transport but not autoclaving (PETG maximum temperature: +60 &deg;C). Confirm whether your accessory cap is rated for autoclave use before including it in a steam sterilization cycle. Transfer Cap Assemblies for Closed-System Culture NEST customized transfer cap assemblies combine an Erlenmeyer-compatible cap body with a bi-directional transfer port, TPE tubing, and a Luer lock or CPC connector &mdash; enabling aseptic inoculation, sampling, or media addition to a running shake flask culture without opening the flask. This closed-system capability is used in cGMP process development, GMP seed train management, and contamination-critical research workflows. Transfer caps are available in sizes matching NEST 125 mL, 250 mL, 500 mL, 1,000 mL, 2,000 mL, and 3,000 mL flask neck formats. Cap Sizing and Flask Compatibility Erlenmeyer flask caps are sized to the neck thread diameter of the flask. NEST Scientific PC and PETG Erlenmeyer flasks use proprietary screw-thread neck dimensions &mdash; confirm the specific cap catalog number matches your flask's neck size before ordering replacement caps. Do not mix cap brands across flask brands without verifying thread compatibility; mismatched caps create gas leaks at the vent membrane, contaminating cultures. Replacement Cap Frequency for Reusable PC Flasks For reusable PC flasks, replace the vented cap after each culture run to prevent membrane clogging from media splatter, condensation, and biofilm formation on the PTFE membrane. Reusing a contaminated or clogged vent membrane reduces gas exchange efficiency, creating a DO deficit that depresses cell growth without a visible contamination event. NEST vented caps for PC flasks are available in bulk packs for cost-efficient per-run replacement. 
<h2 dir="ltr"> Specifications Context</h2>
 NEST Scientific Erlenmeyer flask accessories &mdash; including replacement vented caps, plug seal caps, and transfer cap assemblies &mdash; are manufactured from USP Class VI HDPE (cap housing) and USP Class VI PTFE (0.22 &micro;m membrane), with TPE tubing in transfer assemblies. All accessory caps are sterile and non-pyrogenic per the lot certificate. The 0.22 &micro;m membrane pore size is the standard for microbial retention in cell culture venting applications. Transfer cap assemblies compatible with the NEST Erlenmeyer flask line are available in sizes for 125 mL through 3,000 mL flasks, individually wrapped in sterile packaging. NEST Scientific is ISO 9001:2015 and ISO 13485 certified.&nbsp; 
Power your scientific breakthroughs with high-precision labware.&nbsp;<a href="https://mbpinc.net/contact-us" title="the MBP team" style="color: #236fa1;">Contact the MBP team</a> today for bulk availability, technical specifications, and expert support.

Erlenmeyer Flask Accessories

Product Literature

DataSheet

Bi-directional Transfer Cap with Silicon Tube

C30821-EAC050B by NEST Scientific — bi-directional transfer cap for 125 mL Erlenmeyer flasks with 50 cm silicone tube (1/8&quot; ID &times; 1/4&quot; OD), male CPC connector with female sealing cap, and 0.22 &mu;m (&Phi;42mm) vent filter. E-beam sterile (SAL 10-6), cap only, 1/pk, 4/cs.

Manufacturer

125 mL Erlenmeyer Flask Bi-directional Transfer Cap with Silicon Tube (50cm 1/8" ID 1/4" OD), Male CPC Connector with Female Sealing Cap, Vent Filter (0.22 μm Φ42mm), without Flask, Sterile, 1/pk, 4/cs

125 mL Erlenmeyer Flask Bi-directional Transfer Cap with Silicon Tube (50cm 1/8" ID 1/4" OD), Male Luer Lock Connector with Luer Cap, Vent Filter (0.22 μm Φ42mm), without Flask, Sterile, 1/pk, 4/cs

250mL Erlenmeyer Flask Bi-directional Transfer Cap with Silicon Tube (50cm 1/8" ID 1/4" OD), Male CPC Connector with Female Sealing Cap, Vent Filter (0.22 μm Φ42mm), without Flask, Sterile, 1/pk, 4/cs

250 mL Erlenmeyer Flask Bi-directional Transfer Cap with Silicon Tube (50cm 1/8" ID 1/4" OD), Male Luer Lock Connector with Luer Cap, Vent Filter (0.22 μm Φ42mm), without Flask, Sterile, 1/pk, 4/cs

500 mL Erlenmeyer Flask Bi-directional Transfer Cap with Silicon Tube (50cm 1/8" ID 1/4" OD), Male CPC Connector with Female Sealing Cap, Vent Filter (0.22 μm Φ42mm), without Flask, Sterile, 1/pk, 4/cs

500 mL Erlenmeyer Flask Bi-directional Transfer Cap with Silicon Tube (50cm 1/8" ID 1/4" OD), Male Luer Lock Connector with Luer Cap, Vent Filter (0.22 μm Φ42mm), without Flask, Sterile, 1/pk, 4/cs

1000 mL Erlenmeyer Flask Bi-directional Transfer Cap with Silicon Tube (50cm 1/8" ID 1/4" OD), Male CPC Connector with Female Sealing Cap with, Vent Filter (0.22 μm Φ42mm), without Flask, Sterile, 1/pk, 4/cs

1000 mL Erlenmeyer Flask Bi-directional Transfer Cap with Silicon Tube (50cm 1/8" ID 1/4" OD), Male Luer Lock Connector with Luer CapVent Filter (0.22 μm Φ42mm), without Flask, Sterile, 1/pk, 4/cs

Cryo Boxes

<h2>What Are Cryo Boxes?</h2>
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Cryo boxes are lidded, gridded storage containers designed to organize cryogenic vials, microcentrifuge tubes, and centrifuge tubes inside ultra-low temperature (ULT) freezers at &minus;80&deg;C, vapor-phase liquid nitrogen refrigerators (&minus;150 to &minus;190&deg;C), and cryogenic dewars. The two primary materials are water-resistant coated cardboard (economical, single-use) and rigid polycarbonate or polypropylene (reusable, autoclavable, transparent). Standard well configurations&mdash;25 (5&times;5), 81 (9&times;9), and 100 (10&times;10)&mdash;in 2-inch and 3-inch box heights match common cryogenic vial sizes. The alphanumeric grid on the lid helps with sample tracking in LIMS systems. Cardboard cryo boxes are vapor-phase LN2 rated only; polycarbonate is required for autoclave use or liquid-phase LN2 immersion.
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<h2>What you will find:</h2>
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&bull; Standard cryo boxes for cryogenic vial storage &bull; Freezer storage boxes for ultra low temperature use &bull; Cardboard cryo boxes for cost effective storage &bull; Polypropylene cryo boxes for durability and reuse &bull; Grid format boxes for easy sample organization &bull; Hinged lid cryo boxes for quick access &bull; Color coded storage boxes for sample identification &bull; Cryo storage boxes for 1.5 mL and 2.0 mL vials
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<h2>How to Choose Cryo Boxes</h2>
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Material: Cardboard vs. Polycarbonate vs. Polypropylene
Cardboard cryo boxes are economical and used for long-term storage at &minus;80&deg;C or vapor-phase LN2. They are single-use and not autoclavable. Polycarbonate (PC) boxes are durable, transparent, and autoclavable at 121&deg;C, making them suitable for frequent handling. Polypropylene (PP) boxes also tolerate autoclaving and offer higher chemical resistance than PC. Choice depends on reuse frequency and sterilization needs.
Well Count and Vial Size
81-well (9&times;9) boxes fit standard 1.8&ndash;2.0 mL cryogenic vials up to ~13 mm outer diameter. 100-well (10&times;10) boxes are used for smaller 1.2&ndash;1.5 mL vials and microcentrifuge tubes up to ~12 mm OD. Always match vial diameter with box well size before ordering.
Box Height: 2-Inch vs. 3-Inch
2-inch boxes are standard for 1&ndash;2 mL cryovials and are most commonly used in biobanking. 3-inch boxes are for larger 3&ndash;5 mL vials and certain centrifuge tubes where extra depth is required.
LN2 Phase Compatibility
Both cardboard and hard-wall boxes can be used in vapor-phase LN2. Only polycarbonate or polypropylene boxes should be used for liquid-phase LN2 because cardboard can break down when submerged.
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<h2>Specifications Context</h2>
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Cryo boxes are typically rated from &minus;196&deg;C to +121&deg;C depending on material. Cardboard is suitable for vapor-phase LN2 only, while hard-wall plastic boxes can handle more demanding workflows. Proper selection depends on vial size, storage temperature, and how frequently samples are accessed.
Eliminate the risk of thermal damage. <a href="https://mbpinc.net/contact-us" style="color: #236fa1; text-decoration: underline;">Connect with the experts at Molecular Biology Products Inc.</a> to find the perfect storage solution for your high-value specimens.

3039-Group-Cryogenic Vial Brochure

BioBOX for 1.0mL and 2.0mL CryoCLEAR vials

Globe Scientific BioBOX (SKU 3039) — polycarbonate cryogenic storage boxes rated -196°C to +121°C for 1.0 mL and 2.0 mL CryoCLEAR vials. Transparent numbered-grid lid for in-freezer sample identification. Vent holes for rapid freeze-down, frosted writing surface, and complimentary vial picker included. Fits standard stainless steel freezer racks.

Manufacture

BioBOX 25, for 1.0mL and 2.0mL CryoCLEAR vials, Polycarbonate (PC), Holds 25 vials (5x5 format), Printed Lid, Pack Includes a CryoClear Tube Picker, BLUE, CS/48

BioBOX 25, for 1.0mL and 2.0mL CryoCLEAR vials, Polycarbonate (PC), Holds 25 vials (5x5 format), Printed Lid, Pack Includes a CryoClear Tube Picker, GREEN, CS/48

BioBOX 25, for 1.0mL and 2.0mL CryoCLEAR vials, Polycarbonate (PC), Holds 25 vials (5x5 format), Printed Lid, Pack Includes a CryoClear Tube Picker, RED, CS/48

BioBOX 25, for 1.0mL and 2.0mL CryoCLEAR vials, Polycarbonate (PC), Holds 25 vials (5x5 format), Printed Lid, Pack Includes a CryoClear Tube Picker, YELLOW, CS/48

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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BioBlue&trade; and bScope&reg; Compound Microscopes for routine biological, educational, and laboratory microscopy.
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<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.
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<li data-section-id="g8b9ar" data-start="239" data-end="350">
Phase Contrast Microscopes for enhanced observation of transparent, unstained specimens and living cells.
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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.

BioBlue Series Compound Microscopes-Microscopes Catalog

BioBlue Series Compound Microscopes

BioBlue Compound Microscopes Series

EBB-4260 by Globe Scientific (Euromex BioBlue BB.4260) is a binocular compound microscope with semi-plan achromatic 4x/10x/S40x/S100x oil objectives, 40×–1000× magnification, 130×130 mm stage, and 1W NeoLED cordless illumination. CE-certified with a 10-year warranty, it is built for biology education and routine compound microscopy at shared teaching benches.

BioBlue binocular microscope SMP 4/10/S40/S100x objectives with mechanical stage and 1W NeoLED™ cordless illumination

BioBlue microscope with 7 inch LCD screen and SMP 4/10/S40 objectives with mechanical stage and 1W LED cordless illumination

BioBlue trinocular microscope SMP 4/10/S40/S100x oil objectives with mechanical stage and 1W NeoLED™ cordless illumination

BioBlue trinocular microscope SMP 4/10/S40/S100x oil objectives with mechanical stage and 1W NeoLED™ cordless illumination, with CMEX-18 Pro, 18.0MP digital USB-3 camera with 1/2.3 inch CMOS sensor

Smart Evaporator

<h2>What Are Smart Evaporators?</h2>
&nbsp;
Smart evaporators are laboratory instruments designed for efficient solvent evaporation from one or multiple samples while minimizing bumping and sample loss. Depending on the design, they may use controlled airflow, gentle heating, or other evaporation technologies to accelerate solvent removal while preserving sample integrity. Smart evaporators are compatible with a variety of laboratory vessels and are used in pharmaceutical sample preparation, analytical chemistry, natural product extraction, environmental analysis, and other laboratory workflows requiring efficient solvent removal. Choose a smart evaporator when you need faster, more controlled evaporation than manual evaporation methods, especially when processing multiple samples.
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<h2 class="PDq2pG_selectionAnchorContainer" data-start="0" data-end="23">What You Will Find:</h2>
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<ul data-start="25" data-end="600" data-is-last-node="" data-is-only-node="">
<li data-section-id="ez4bed" data-start="25" data-end="148">Bump-free solvent evaporation systems designed to reduce sample loss and improve recovery during concentration workflows.</li>
<li data-section-id="1v9fno4" data-start="149" data-end="277">Single-channel and multi-channel Smart Evaporator models for processing individual samples or multiple samples simultaneously.</li>
<li data-section-id="1obur8l" data-start="278" data-end="393">Acid-resistant configurations for applications involving corrosive solvents and aggressive chemical environments.</li>
<li data-section-id="xe6o20" data-start="394" data-end="498">Heat carousel options that support faster evaporation and improved throughput across multiple samples.</li>
<li data-section-id="1us20yj" data-start="499" data-end="600" data-is-last-node="">Expansion kits and accessories for configuring, upgrading, and optimizing Smart Evaporator systems.</li>
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<h2>How to Choose a Smart Evaporator</h2>
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Sample capacity and configuration
Choose a Smart Evaporator based on the number of samples processed per run and the vessel types used in your workflow. Models range from compact systems for individual samples to multi-channel configurations for higher-throughput solvent evaporation. Verify compatibility with your laboratory tubes, vials, or other sample containers before purchase.
Solvent compatibility
Confirm that the Smart Evaporator is suitable for the solvents used in your laboratory. Standard models are appropriate for many common laboratory solvents, while acid-resistant models are recommended for applications involving corrosive or acidic solvents to improve long-term durability.
Heating options
Some Smart Evaporator models operate at ambient conditions, while others incorporate controlled heating to accelerate solvent evaporation. Select a model with the heating capability appropriate for your solvent properties and sample requirements.
Workflow requirements
Consider whether your application benefits from compact single-sample processing or simultaneous evaporation of multiple samples. Higher-capacity systems improve laboratory throughput for routine sample preparation and analytical workflows.
Accessories and expandability
Check the availability of compatible accessories, such as heating modules, expansion kits, and other system components that can increase capacity or adapt the Smart Evaporator to changing laboratory requirements.
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<h2>Specifications Context</h2>
&nbsp;
Smart Evaporators are designed to promote efficient solvent evaporation while minimizing bumping and sample loss. Available configurations range from compact single-sample instruments to multi-channel systems for parallel sample processing. Depending on the model, optional heating and specialized accessories can improve evaporation efficiency and expand application flexibility. Acid-resistant models are available for laboratories routinely handling corrosive solvents.
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<a href="https://mbpinc.net/contact-us">Reach out to the MBP team</a> to request a quote for Smart Evaporator systems, accessories, and sample concentration solutions today.

BioChromato ACR1 Acid-Resistant Bump-Free Smart Evaporator

The ACR1.110 by BioChromato is a fluorine-resin acid-resistant smart evaporator that uses VVC (vacuum-assisted vortex concentration) technology to concentrate HCl hydrolysates, TFA peptide fractions, and other corrosive samples up to 100°C without bumping. Compatible with containers 4–32 mm inner diameter—including 1.5 mL vials, Eppendorf tubes, and 20 mL glass vials—it concentrates directly in the original vessel to eliminate transfer losses. Requires an external acid-compatible vacuum pump (not included); BioChromato recommends the Vacuubrand ME4CNT.

BioChromato C1 Bump-Free Smart Evaporator 110V 60Hz

All five sizes of spiral plug P1 P2 P3 P4 P5

Push to Connect Plugs A (normally shipped attached to the unit)

A Day of Evaporation with BioChromato

Smart Evaporator Quick Start

How to Start Evaporation with Smart Evaporator

How to Set Temperature

C1.110 by BioChromato — Smart Evaporator C1 (110V/60Hz) using spiral plug and vacuum-assisted vortex technology for bump-free solvent evaporation, including DMSO and DMF. Supports containers with inner mouth diameters of 4–32&nbsp;mm; temperature range RT to 100°C; CE/UL/CSA certified.

Weight (LB)

Length (Inch)

Width (Inch)

Height (Inch)

BioChromato C10 Bump-Free 10-Channel Smart Evaporator 110V

BioChromato C10 Bump-Free 10 Channel Smart Evaporator with Heat Carousel

C10.110 by BioChromato is a 110 V, 10-channel bump-free smart evaporator with Heat Carousel for simultaneous solvent removal from up to 10 HPLC/LC/GC vials (1.5–20 ml). Temperature range is room temperature to 100 °C; compatible vials span 1.5 ml to 20 ml across three interchangeable holders. CE/UL/CSA certified; manufactured in Japan.

Model

Heater

Heater temperature range

Compatible vials

Working environment

Humidity

Dimensions

Weight

BioChromato K4 Bump-Free 4-Channel Smart Evaporator 110V

BioChromato 4-Channel Conversion Kit for C1 Smart Evaporators

コンビニ・エバポご紹介動画

BioChromato K4 Bump-Free Smart Evaporator - 120v 50/60 Hz

The K4.110 by BioChromato is the 4-channel Smart Evaporator for North American labs (120V, 50/60 Hz), using vacuum vortex concentration via Spiral Plugs to evaporate DMSO, DMF, water, and NMP directly from HPLC, LC/MS, and GC vials without bumping or splashing. Four samples are processed simultaneously; flow rate is independently adjustable per channel. Aluminum bead heating accommodates vials with various bottom shapes, and the in-vial approach eliminates sample loss from tube transfers. CE/UL/CSA certified.

Heater Style

Size

Inner mouth diameter of compatible vials

Autoclaves

<h2>What Are Laboratory Autoclaves?</h2>
&nbsp;
Laboratory autoclaves (steam sterilizers) use pressurized saturated steam at 121&deg;C or 134&deg;C to destroy all microbial life&mdash;bacteria, viruses, fungi, and heat-resistant bacterial spores&mdash;achieving a validated sterility assurance level (SAL) of 10⁻⁶. At 15 psi above atmospheric pressure, steam reaches 121&deg;C; at 30 psi, it reaches 134&deg;C. Autoclaves are the most widely used sterilization method in research, clinical, and pharmaceutical laboratories for sterilizing glassware, culture media, biohazardous waste, instruments, and porous loads. Two main cycle types are used: gravity-displacement (steam displaces air downward via gravity, suited to liquids and solid instruments) and pre-vacuum (a vacuum pump removes air before steam injection, required for porous, wrapped, and hollow loads).
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<h2 dir="ltr">What you will find:</h2>
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BioClave&trade; Autoclaves: Reliable benchtop autoclaves for routine laboratory sterilization
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Autoclave Printer (115V): Built-in or external printer for cycle data recording and compliance
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<a href="https://mbpinc.net/equipments/autoclave-and-biosafety-cabinets/autoclave/autoclave-accessories">Autoclave Accessories:</a>
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Autoclave Printer Paper (2.25" x 50 ft): Thermal paper rolls for printing sterilization cycle reports
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<h2>How to Choose a Laboratory Autoclave</h2>
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Chamber Volume and Format
A 16&ndash;28 L benchtop autoclave handles a single researcher's daily glassware and media loads. A 50 L benchtop unit or a 80&ndash;150 L floor-standing model is appropriate for core facilities, BSL-3 labs, or any setting processing biohazardous waste in volume. Allow 25&ndash;30% headspace above the load for adequate steam circulation.
Cycle Type: Gravity vs. Pre-Vacuum
Gravity cycles are standard for liquids, unwrapped solid instruments, and glassware. Pre-vacuum cycles are required for wrapped instruments in peel pouches, porous loads (cloth, gauze, textiles), and hollow instruments with lumens where air must be removed for steam to penetrate. If your lab runs both load types, specify a unit with both cycle programs.
Temperature Programs
Standard units run 121&deg;C gravity and 134&deg;C prevac cycles. Labs processing a broad mix of materials benefit from models with additional preset programs: liquid sterilization with slow exhaust, prion deactivation cycles (134&deg;C extended hold), biohazardous waste cycles, and drying cycles for instruments.
Water Quality Requirement
Distilled or deionized water with a conductivity below 5 &micro;S/cm is required for steam generation in all laboratory autoclaves. Hard tap water causes mineral scale on heating elements, chamber walls, and sensors, reducing sterilization efficiency and cutting autoclave service life significantly.
Monitoring and Documentation
For GLP, GMP, or IACUC-regulated labs, specify a model with an integrated temperature/pressure data logger and printer output. This documents each cycle's sterilization conditions for audit purposes. Combine with biological indicator (spore) testing at minimum every 6 months&mdash;the only verification method that directly confirms microbial kill.
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<h2>Specifications Context</h2>
&nbsp;
The two standard steam sterilization conditions are 121&deg;C for a minimum hold of 15 minutes (gravity cycle) and 134&deg;C for a minimum hold of 3 minutes (prevac cycle). Actual load-specific validated times typically exceed these minimums. Biological indicator testing using&nbsp;Geobacillus stearothermophilus spore strips at 55&ndash;60&deg;C incubation is the only method that directly verifies sterilization efficacy at 121&ndash;135&deg;C. Chemical indicators (autoclave tape, integrators) provide visual confirmation that surface conditions were met but do not verify inner-load temperatures. Poor-quality feed water deposits scale on chamber walls and heating elements, reducing heat transfer efficiency, degrading sensors, and shortening autoclave lifespan&mdash;distilled or deionized water below 5 &micro;S/cm is required.
<a href="https://mbpinc.net/contact-us">Contact the expert team</a> at Molecular Biology Products Inc. now to find the right autoclave for your lab.

Autoclave

Chamber Specifications

BioClave™ Autoclaves

B4000-18 by Benchmark Scientific is the BioClave™ 18-liter benchtop research autoclave, operating at 121°C or 134°C (selectable) at 29 PSI with a built-in water tank and fully automatic single-button operation. The stainless-steel chamber (9.8 × 13.77 in) accommodates flasks, bottles, bags, and instruments; mechanical and electrical interlocks prevent door opening until pressure reaches 0 PSI.

BioClave™ 18 Research Autoclave, 18Ltr,115V

BioClave™ 18 Research Autoclave, 18Ltr, 230V

BioClave™ 28 Research Autoclave, 28Ltr, 120V

BioClave™ 28 Research Autoclave, 28Ltr, 208-240V

BioClave™ Mini Research Autoclave, 8Ltr, 115V

BioClave™ Mini Research Autoclave, 8Ltr, 230V

BioFactory Accessories

<h2 dir="ltr"> What are Accessories for NEST BioFactory&trade; Systems?</h2>
 NEST BioFactory&trade; accessories are the replacement caps, silicone tubing, vent filters, overcaps, and pre-assembled closed-system cap assemblies used to configure BioFactory units for closed aseptic liquid transfer, gas exchange management, and multi-unit serial connections in cGMP and research-scale bioprocess workflows. The accessory set enables the BioFactory narrow-mouth cap to function as a closed-system liquid transfer port &mdash; media, wash buffer, trypsin, and cell harvest supernatant are transferred in and out through the silicone tubing connection without opening the vessel. Accessories for the BioFactory are required when operating the BioFactory as a closed system; for simple open-pour workflows using wide-mouth caps, standard vent and plug seal caps are the only accessories needed.
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<h2 dir="ltr">What you will find:</h2>
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BioFactory media transfer caps
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Sterile tubing and connector sets
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Fluid transfer adapters for cell culture vessels
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BioFactory bottle caps and closures
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Sterile quick-connect systems
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Liquid handling accessories
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Vessel handling and support tools
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Closed-system connectors for aseptic processing
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<h2 dir="ltr"> Key BioFactory Accessory Categories</h2>
 BioFactory Cap with Silicone Tube (CPC or Luer Connector) The BioFactory cap with silicone tube is the primary closed-transfer accessory: an adaptor cap that fits the narrow-mouth port of the BioFactory unit, pre-assembled with 80 cm of silicone tubing and a terminal connector &mdash; either a male CPC (clamped pressure connector / quick-connect) or a standard Luer lock &mdash; for coupling to peristaltic pumps, other BioFactory units, centrifuge tubes, or PETG media bottle assemblies. Two tubing I.D. &times; O.D. configurations are available: 1/4" I.D. &times; 3/8" O.D. and 3/8" I.D. &times; 5/8" O.D., covering standard peristaltic pump head bore sizes. The female sealing cap included with each assembly caps the connector between uses, maintaining sterility. Overcaps: Vented and Solid Overcaps are secondary dust and contamination barriers placed directly on top of the BioFactory adaptor caps during culture incubation. The vented overcap contains a 0.22 &micro;m hydrophobic breathable membrane, allowing gas exchange through the cap stack while blocking particles and microbial contamination &mdash; used during active shaker or orbital incubation when the unit's primary cap is an adaptor cap rather than a vented cap. The solid overcap provides an additional dust and contamination seal with no gas exchange &mdash; used for short-term storage or transport outside the incubator. SPT-50 Silicone Hose SPT-50 silicone hose (3/8" I.D. &times; 5/8" O.D., 50 inches / 15 meters) is the bulk tubing used to connect multiple BioFactory units in series, connect BioFactory ports to peristaltic pump heads, or extend the reach of the transfer cap assembly. SPT-50 tubing is manufactured from silicone, is individually wrapped and sterile, and passes dissolution testing per BPOG (BioPhorum Operations Group) criteria per NEST product documentation, supporting its use in biopharmaceutical production environments. Premium Accessory Package NEST offers a BioFactory Accessory Premium Package that includes 2 different adaptor caps, 1 hose clamp, 1 adaptor connector, 1 vent filter (50 mm), 1 additional hose clamp, and 15 m of SPT-50 silicone hose &mdash; all individually wrapped and sterile in a single kit. This package provides all components needed to set up a closed-system BioFactory media management workflow from a single kit, reducing the number of individual part orders required. Vent Filters for Gas Exchange Management For BioFactory units using adaptor caps rather than standard vented caps, 50 mm inline vent filters (0.22 &micro;m hydrophobic PTFE membrane) are installed on the air inlet/outlet tubing line to maintain sterile gas exchange during media addition, harvest, and incubation. The vent filter is rated for high flow rates without creating excessive back-pressure that would resist liquid movement through the system. Compatibility: Narrow-Mouth BioFactory Units Only All BioFactory accessory caps and tubing assemblies are designed exclusively for the narrow-mouth BioFactory configuration. Wide-mouth BioFactory units use standard wide-mouth vent and plug seal caps only; they are not compatible with accessory cap assemblies. Confirm that your BioFactory units have narrow-mouth ports before ordering the accessory cap set. 
<h2 dir="ltr"> Specifications Context</h2>
 NEST BioFactory&trade; accessory silicone tubing and cap assemblies are manufactured from USP Class VI silicone (TPE/silicone) and polycarbonate or PP cap bodies, individually wrapped and sterile. All components have passed dissolution testing per BPOG dissolution test criteria conducted by a certified third-party laboratory per NEST Scientific documentation. The standard Luer head connections conform to ISO 594 / GB/T 1962 for reliable compatibility with standard laboratory fittings. Vent filters use a 0.22 &micro;m hydrophobic PTFE membrane; overcaps use a 0.22 &micro;m hydrophobic membrane. NEST BioFactory accessories are carried by MBP alongside BioFactory units. 
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Need the right BioFactory setup? <a href="https://mbpinc.net/contact-us" style="color: #236fa1;">Contact MBP today</a> for technical assistance.

Biofactory System Accessories

BioFactory Accessory Packages Components

BioFactory Accessory Package

ZME000B by NEST Scientific — BioFactory Accessory Package. Sterile kit includes: hose clamp, 0.22 &mu;m vent filter (62mm), silicone tube (80cm, 1/4&quot; ID &times; 3/8&quot; OD), male CPC connector with sealing cap, and 2 silicone rings. 1/pk, 4/cs. BioFactory vessel sold separately.

BioFactory Accessory Lite Package, Hose Clamp*1+50 mm Vent Filter*1+15 cm SPT-50 Hose*1+Silicone Ring*2, Sterile, 1/pk, 2/cs

BioFactory Accessory Basic Package,Hose Clamp*1+50 mm Vent Filter+15 cm SPT-50 Hose*1+Adaptor Connector*1+Silicone Ring*2, Sterile, 1/pk, 2/cs (Old No.: 745021)

BioFactory Accessory Premiμm Package, 2 different Adaptor Caps*1+Hose Clamp*1+Adaptor Connector*1 +50 mm Vent Filter*1+Hose Clamp*1+15 m SPT-50 Hose*1, Individually Wrapped, Sterile, 1/pk, 1/cs

745001 by NEST Scientific is a sterile BioFactory Accessory Complete Package containing 2 adaptor caps, 2 hose clamps, 1 adaptor connector, 1 × 50 mm vent filter, and 15 m SPT-50 hose — individually wrapped, ISO 8 clean room manufactured, USP Class VI materials, ISO 9001/13485 certified. Provides a complete closed-system fluid-transfer setup for NEST BioFactory cell culture vessels. Available through MBP, a registered vendor to Howard Hughes Medical Institute, Vanderbilt University, MD Anderson Cancer Center, Eurofins, and many other institutes across the USA.

BioFactory Adaptor Caps and Overcaps Specifications

BioFactory Adaptor Caps and Overcaps

740213 by NEST Scientific is a sterile BioFactory adaptor cap assembly combining the 740201 wide-mouth-to-narrow-mouth HDPE adaptor cap with a vented overcap fitted with a 0.22 μm hydrophobic breathable membrane. It enables aseptic ventilation during liquid transfer on NEST BioFactory 10-chamber and 40-chamber cell culture systems. Individually wrapped, ISO 9001 and ISO 13485 certified. Pack size: 1/pk, 10/cs.

Adaptor Cap(740201) Pre Installed with a Vented Overcap for BioFactories, Individually Wrapped, Sterile, 1/pk, 10/cs

Solid Overcap for BioFactories, Adaptable for 740201, Individually Wrapped, Sterile, 1/pk, 20/cs

Vented Overcap for BioFactories, Adaptable for 740201, Individually Wrapped, Sterile, 1/pk, 20/cs

BioFactory Holder, Individually Wrapped, 1/pk, 5/cs

751101 by NEST Scientific is a BioFactory holder designed to support and stabilize NEST BioFactory multi-chamber cell culture systems in the incubator, during media exchange, and in transport. Individually wrapped to maintain surface cleanliness before use. Pack size: 1/pk, 5 packs per case.