Nest Scientific Consumables

Pipette Tips

<h2 dir="ltr">What Are Pipette Tips?</h2>
 Pipette tips are disposable polypropylene cones that attach to the shaft of an air-displacement pipette, forming the liquid-contact surface for aspiration and dispensing. The seal between the tip collar and the pipette shaft is the single most important factor in volumetric accuracy; a poorly fitting tip introduces systematic volume error that causes the instrument to deviate from its calibrated specification. Tips span micro volumes (0.1&ndash;10 &micro;L) through standard (20&ndash;200 &micro;L and 100&ndash;1,000 &micro;L) to high-volume (up to 1,250 &micro;L), with variants for filtered aerosol protection, low-retention liquid release, extended reach into deep vessels, and wide-bore dispensing of viscous samples.&nbsp;
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<h2 dir="ltr">What you will find:</h2>
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<a href="https://mbpinc.net/consumables/liquid-handling-products/pipette-tips/universal-fit-pipette-tips" style="color: #236fa1;">Universal Fit Pipette Tips</a> &ndash; Available in volumes from 0.1 &micro;L to 5000 &micro;L, including low-retention and extended-length options, with sterile rack, bulk bag, and non-sterile refill formats.
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<a href="https://mbpinc.net/consumables/liquid-handling-products/filtered-pipette-tips/lts-compatible-filter-tips" style="color: #236fa1;">LTS Compatible Pipette Tips</a> &ndash; Feature PosiStop seals for use with Rainin-style pipettes and are offered with GreenRack systems, reload stacks, and empty rack frames.
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</ul>
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<h2 dir="ltr">How to Choose Pipette Tips</h2>
 Collar Size and Pipette Compatibility Tip collar diameter determines fit: 3.8 mm collar for &le;10 &micro;L pipettes; 6.1 mm collar for &le;200 &micro;L; approximately 7.5&ndash;8.0 mm collar for P1000 pipettes. Universal fit tips use these standard collar sizes and are compatible with Eppendorf Research, Rainin Classic (non-LTS), Thermo Finnpipette, and Sartorius/BioHit. Rainin LTS and Eppendorf epT.I.P.S. use proprietary collar geometry and require instrument-specific tips. Filtered vs Non-Filtered Aerosol-barrier filter tips contain a hydrophobic PE or cellulose plug that blocks aerosol and liquid from reaching the pipette barrel; required for PCR, qPCR, and RT-PCR setup, RNA extraction, and work with biohazardous samples. Non-filter standard tips are appropriate for buffer, media, and reagent dispensing where cross-contamination through the barrel is not a concern. Low-Retention vs Standard Polypropylene Low-retention tips are injection-moulded from hydrophobic polypropylene with reduced surface energy or coated to minimise liquid adhesion on the inner wall. They improve accuracy at &le;10 &micro;L and for dispensing viscous, protein-containing, or organic solvent samples. Standard PP tips leave small residual volumes in the tip after dispensing; this residue is negligible at 200 &micro;L but significant at 2&ndash;5 &micro;L. Extended-Length and Wide-Bore Extended-length tips (also called long tips or gel-loading tips) reach into deep 15 mL and 50 mL tubes, cryovials, and electrophoresis gel wells. Wide-bore tips have an enlarged aperture for dispensing viscous samples, cell suspensions, and tissue lysates without shearing. Packaging Format Hinged 96-tip racks are standard for manual pipetting. Reload inserts fit into reusable rack bases to reduce per-tip cost and plastic waste. Bulk bags provide the lowest cost per tip for non-sterile applications.
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<h2 dir="ltr">Specifications Context</h2>
 Pipette tips are certified DNase-free, RNase-free, ATP-free, human DNA-free, PCR inhibitor-free, and pyrogen-free per independent lot testing. Virgin polypropylene free of additives, antistatic agents, and dyes is the standard material. ISO 8655 compliance for the pipette system depends on tip-pipette seal quality; confirm tip compatibility with your specific pipette model.&nbsp; Sorenson Bioscience universal and filtered tips, Globe Scientific, and Nest Scientific lines are stocked by MBP Inc.&nbsp;
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Not sure which tip fits your current project best?<a href="https://mbpinc.net/contact-us" style="color: #236fa1;"> The MBP team</a> is just a message away. We&rsquo;ll help you find the perfect match and get a quote headed your way.

<h2 dir="ltr">What Are LTS-Compatible Pipette Tips?</h2>
 LTS (LiteTouch System) pipette tips use a cylindrical collar that mates with the cylindrical shaft of Rainin LTS pipettes, as opposed to the conical taper used on standard universal-fit tips. The cylindrical-to-cylindrical interface reduces the insertion force needed to seat the tip, lowering the repetitive-strain load on the hand and wrist during high-throughput pipetting &mdash; the primary ergonomic benefit Rainin's LiteTouch design addresses.&nbsp; LTS tips are required for Rainin LTS pipettes &mdash; no other tip format seats correctly. Third-party LTS-compatible tips offer equivalent performance at a lower cost than OEM.
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<h2 dir="ltr">What you will find:</h2>
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LTS-compatible sterile filter pipette tips
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Low-retention LTS pipette tips for improved recovery
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RNase/DNase-free LTS-compatible tips
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Racked LTS pipette tips for organized workflows
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Bulk pack LTS-compatible tips for high-throughput labs
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Extended length LTS pipette tips
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PCR-grade LTS filter tips
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Wide bore LTS tips for viscous samples
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Conductive LTS tips for automation systems
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<h2 dir="ltr"> How to Choose LTS-Compatible Tips</h2>
 Confirm Your Pipette Has LTS Not all Rainin pipettes use LTS. Rainin Classic (original PIPET-LITE) and older Rainin models use standard conical shafts and require universal-fit tips. LTS is found on Rainin Pipet-Lite XLS+, Pipet-Lite M, and multichannel L8 and L12 LTS models. Look for 'LTS' in the model name on the pipette barrel before ordering LTS-specific tips. Filtered vs Non-Filtered Non-filtered LTS tips are appropriate for buffer, media, and reagent dispensing. Filtered LTS tips &mdash; with an aerosol-barrier element &mdash; are required for PCR, RNA, and contamination-sensitive work. See the dedicated [LTS Compatible Filter Tips](mbpinc.net/consumables/liquid-handling-products/filtered-pipette-tips/lts-compatible-filter-tips [confirmed]) page for filtered LTS options. Volume Range LTS tips span approximately 20 &micro;L through 5,000 &micro;L across single-channel and multichannel pipette ranges. Common volumes: 20 &micro;L (LTS SL L10/L20), 200 &micro;L (LTS SL L200, L300), 1,000 &micro;L (LTS SL L1000), and 5,000 &micro;L macro tips for large-volume LTS pipettors. OEM Rainin vs Third-Party Compatible Rainin OEM LTS tips are manufactured to the tightest dimensional specification for LTS instruments. Third-party LTS-compatible tips are precision-moulded to LTS cylindrical geometry and certified DNase/RNase-free; they provide equivalent performance in routine applications and are typically 20&ndash;40% lower in cost than Rainin OEM tips. For critical applications (clinical diagnostics, cGMP workflows), confirm compatibility with your quality system before switching from OEM. Packaging LTS tips are available in hinged racks (10 racks &times; 96 tips = 960 tips/box) and refill wafer inserts for compatible rack bases. Sterile and non-sterile options are available across the range. 
<h2 dir="ltr"> Specifications Context</h2>
 LTS-compatible tips are manufactured from virgin polypropylene; some formats use hydrophobic low-retention PP for reduced liquid adhesion. LTS-compatible tips use hydrophobic resin technology for low retention and are certified RNase/DNase/DNA/PCR inhibitor-free. LTS tips are available from multiple third-party suppliers at 20&ndash;40% lower cost than Rainin OEM, with equivalent documented performance.&nbsp; 
Low force at every touchpoint&mdash;built to seat effortlessly, seal instantly, and keep every microliter exactly where it belongs. <a href="https://mbpinc.net/contact-us">Contact the MBP team </a>and get a tailored quote today!

LTS Compatible Pipette Tips

Rainin LTS 10µL Non-Filtered, Sterile Pipette Tips, Clear, racked, sterile, 96 tips/rack, 10 racks/pk, 50 racks/cs

Rainin LTS 200µL Non-Filtered, Sterile Pipette Tips, Clear, racked, sterile, 96 tips/rack, 10 racks/pk, 50 racks/cs

Rainin LTS 300µL Non-Filtered, Sterile Pipette Tips, Clear, racked, sterile, 96 tips/rack, 10 racks/pk, 50 racks/cs

Rainin LTS 1000µL Non-Filtered, Sterile Pipette Tips, Clear, racked, sterile, 96 tips/rack, 10 racks/pk, 50 racks/cs

Nest Scientific Rainin LTS Pipette Tips, Racked, Sterile

NEST Scientific 301061 Series Rainin LTS Filtered Pipette Tips: 20 µL sterile filtered pipette tips for Rainin LTS pipettes, racked 96/rack. USP Class VI PP with PE aerosol barrier filter. E-beam sterile SAL 10⁻⁶, ISO 7 cleanroom, ISO 13485:2016. Low-force LTS-compatible positive stop design. Order at <a href="https://www.mbpinc.net/quickorder">mbpinc.net/quickorder</a>. Available in four volumes: 10 µL (301061), 200 µL (302061), 300 µL (305061), and 1000 µL (303061) — all sterile, racked 96/rack, 10 racks/pk, 50 racks/cs.

Manufacturer

Rainin LTS 10ul Pipette Tips, Clear, Racked, Sterile, 96/rack, 10 racks/pk, 50 racks/cs

Rainin LTS 200ul Pipette Tips, Clear, Racked, Sterile, 96/rack, 10 racks/pk, 50 racks/cs

Rainin LTS 300ul Pipette Tips, Clear, Racked, Sterile, 96/rack, 10 racks/pk, 50 racks/cs

Rainin LTS 1000ul Pipette Tips, Clear, Racked, Sterile, 96/rack, 10 racks/pk, 50 racks/cs

Reagent Reservoirs

<h2 data-section-id="mwzxvu" data-start="0" data-end="31">What are reagent reservoirs?</h2>
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Reagent reservoirs are plastic troughs used to hold liquid reagents during multichannel pipetting. They are designed so that 8- or 12-channel pipettes can draw liquid from a shared pool at the same time, which makes filling 96-well or 384-well plates much faster and more consistent.
They are commonly used in ELISA, PCR/qPCR setup, cell culture, high-throughput screening, and general laboratory liquid handling. Instead of repeatedly aspirating from small tubes for each channel, the multichannel pipette dips into the reservoir once and distributes the reagent across multiple wells efficiently.
Reagent reservoirs are available in disposable or reusable formats and are typically made from polystyrene (for aqueous, low-risk reagents) or polypropylene (for stronger chemical resistance and reusable/autoclave applications). Some designs are single troughs, while others include multiple chambers or are compatible with robotic liquid handling systems.
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<h2 dir="ltr">What you will find:</h2>
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Individually wrapped sterile options for sensitive assays and cost-effective non-sterile units for routine use.
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Unique V-shaped bottoms and clear graduations to minimize reagent waste and ensure maximum recovery.
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Disposable inserts to prevent cross-contamination or durable reusable reservoirs for high-volume tasks.
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Full compatibility with existing pipette tips and plates for a seamless, uninterrupted workflow.
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<h2 data-section-id="12xjksf" data-start="992" data-end="1027">How to choose reagent reservoirs</h2>
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Volume
Select reservoir volume based on how much reagent is needed for your workflow. Smaller reservoirs (around 10&ndash;25 mL) are suitable for routine ELISA or PCR setups, while larger volumes (50&ndash;100 mL or more) are used for multi-plate runs or high-throughput workflows where the same reagent is dispensed repeatedly.
Material (PP vs PS)
Polypropylene reservoirs are chemically resistant and can handle solvents like DMSO, ethanol, and other harsher reagents. They are also autoclavable, making them suitable for sterile or reusable workflows. Polystyrene reservoirs are more cost-effective and typically used for aqueous buffers, ELISA reagents, and general non-hazardous laboratory work.
Bottom design
V-bottom or pyramid-bottom reservoirs reduce leftover liquid by guiding the reagent toward the pipette tip area. This helps minimize waste, which is especially important when working with expensive reagents like antibodies or fluorescent dyes.
Sterile vs non-sterile
Sterile reservoirs are used in cell culture, clinical workflows, and any application requiring aseptic handling. Non-sterile versions are sufficient for PCR, ELISA, and most routine molecular biology tasks.
Single-use vs reusable
Disposable reservoirs reduce contamination risk and simplify workflow changes between reagents. Reusable polypropylene reservoirs are preferred in high-throughput labs that repeatedly use the same reagents and want to reduce consumable cost.
Automation compatibility
For robotic systems, reservoirs must match SBS/ANSI footprint standards and be compatible with liquid handling platforms like Hamilton, Tecan, Beckman, or Agilent. Low-profile designs help ensure proper clearance for automated pipetting heads.
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<h2 data-section-id="1fljvas" data-start="3900" data-end="3925">Specifications context</h2>
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Reagent reservoirs are manufactured in standardized SBS/ANSI footprints to ensure compatibility with manual and automated pipetting systems. Material selection determines chemical resistance, sterilization capability, and reuse potential. As of 2026, polypropylene reservoirs are increasingly preferred in high-throughput and compound screening laboratories due to their durability, chemical compatibility, and suitability for automation workflows.
Enhance your lab efficiency with dependable liquid handling solutions. <a href="https://mbpinc.net/contact-us" style="color: #236fa1; text-decoration: underline;">Contact the Molecular Biology Products Inc. team</a> to find the right reagent reservoirs for your applications.

Datsheet

Nest Scientific Reagent Reservoirs, with caps

Nest Scientific Reagent Reservoirs, with caps are transparent 60 mL reagent reservoirs, compatible with single-channel and 8- or 12-channel multi-channel pipettes for ELISA plate loading, dilution series, and reagent dispensing. Available non-sterile (360002) or sterile (360012), both 5/pk, 25/cs.

Reagent Reservoir with caps,60ml, Non-Sterile, 5/pk, 25/cs

Reagent Reservoir with Caps, 60mL, Sterile, 5/pk, 25/cs

<h2 dir="ltr">What Are Pipette Tip Refill Stations?</h2>
 A pipette tip refill station consists of two components: a durable outer rack frame (typically polypropylene or polycarbonate) that holds tips at standard 9 mm well spacing, and disposable reload inserts &mdash; tip wafer trays pre-loaded with 96 tips &mdash; that drop into the frame to replace a depleted set. Once the insert is exhausted, the rack base is retained, and a new insert is loaded, rather than discarding the entire rack assembly. This system is designed for high-throughput labs that consume hundreds of racks per month; at that scale, the reduction in plastic waste (up to 60%) and per-tip cost (typically 15&ndash;30% lower than equivalent racked tips) is meaningful over a year. Reload inserts carry the same universal-fit collar geometry and purity certifications as standard hinged racks.&nbsp; Refill stations make economic and environmental sense when your lab replaces more than two full cases of racked tips per month.
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<h2 dir="ltr">What You Will Find:</h2>
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<ul>
<li dir="ltr" role="presentation">Refill Pipette Tips &ndash; High-efficiency, non-sterile reload inserts designed for rapid, zero-waste rack replenishment.</li>
<li dir="ltr" role="presentation">DoubleStack Racked Tips &ndash; Space-saving, high-density sterile formats that maximize your storage without sacrificing accessibility.</li>
<li dir="ltr" role="presentation">Long Reach Reload Systems &ndash; Specialized extended-tip reloads paired with durable starter kits for deep-vessel sampling.</li>
<li dir="ltr" role="presentation">Large Volume Tip Solutions &ndash; 5ml and 10ml high-capacity tips compatible with major brands like Eppendorf and Thermo.</li>
<li dir="ltr" role="presentation">Standard &amp; Routine Tips &ndash; Reliable, medical-grade universal tips in both sterile racks and economical refill formats for daily lab use.</li>
</ul>
<h2 dir="ltr"> How to Choose a Refill Station System</h2>
 Rack Base Compatibility Reload inserts are designed to fit specific rack base models &mdash; they are not universally interchangeable. Confirm the rack base brand and model before ordering reload inserts; for example, Sorenson EcoRack reload inserts fit Sorenson EcoRack bases, USA Scientific LTS refill wafers fit USA Scientific racks, and Nest Scientific inserts fit Nest frames. MBP Inc. supplies matched rack bases and insert systems &mdash; contact the team if unsure which base fits your existing racks. Sterile vs Non-Sterile Inserts Sterile reload inserts (EO-sterilised or gamma-irradiated) are required for PCR setup, RNA work, cell culture, and any sterility-sensitive application. Non-sterile inserts are suitable for routine buffer, media, and reagent dispensing where the pipette and tip will not contact a sterile sample. Volume Range Refill inserts are available in the same volume range as racked tips: 10 &micro;L, 200 &micro;L, 300 &micro;L (select formats), and 1,000&ndash;1,250 &micro;L. Confirm that the same volume range is available for both the rack base and the reload insert from your supplier. Filter vs Non-Filter Inserts Filter reload inserts &mdash; with integrated aerosol-barrier elements &mdash; are available for labs requiring contamination protection in PCR or nucleic acid work. Non-filter reload inserts are the economical choice for routine liquid handling. OneTouch / Stacked Loading Systems Some refill formats (e.g., Rainin SpaceSaver, Sorenson EcoRack, Biotix reload) offer stacked magazine-style packaging where multiple inserts are stacked in a column; a fresh insert auto-advances when the previous is depleted, reducing tip-station restocking frequency in high-throughput workflows. 
<h2 dir="ltr"> Specifications Context</h2>
 Reload insert tips are manufactured from the same virgin polypropylene as standard racked tips, certified DNase-free, RNase-free, human DNA-free, ATP-free, and PCR inhibitor-free per lot. Rainin SpaceSaver inserts reduce plastic waste by up to 80% versus hinged racks using recyclable PETE packaging. Biotix uTIP reload inserts reduce plastic waste by 30%; Sorenson EcoRack inserts reduce waste by up to 60%. Sorenson Bioscience EcoRack reload inserts are stocked by MBP Inc. in 10 &micro;L, 200 &micro;L, and 1,250 &micro;L volumes.&nbsp; 
Stop drowning in empty boxes. Browse our Refill Station inventory and <a href="https://mbpinc.net/contact-us" style="color: #236fa1;">contact the MBP team</a> for a custom quote today.

Refill Stations for Universal Fit Pipette Tips

<h2 dir="ltr"> What Are Universal Fit Pipette Tips?</h2>
 Universal fit pipette tips use collar diameters standardised across most major air-displacement pipette brands, allowing a single tip product to seat on pipettes from multiple manufacturers. The three primary collar sizes are: 3.8 mm for &le;10 &micro;L tips, 6.1 mm for &le;200 &micro;L tips, and approximately 7.5&ndash;8.0 mm for P1000 tips. These collar sizes cover Eppendorf Research Plus, Rainin Classic (non-LTS), Thermo Finnpipette, Sartorius/BioHit, and VWR pipettes. Universal fit tips cover most lab pipettes at a lower cost per tip &mdash; the exception is Rainin LTS, which needs dedicated LTS tips. 
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<h2 dir="ltr">What you will find:</h2>
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<ul>
<li data-path-to-node="4,0,0"><a href="https://mbpinc.net/consumables/liquid-handling-products/pipette-tips/universal-fit-pipette-tips/refill-stations-for-universal-fit-pipette-tips-">Refill Stations for Universal Fit Pipette Tips</a> &ndash; Eco-friendly, space-saving reload stacks designed for rapid rack replenishment with zero-touch contamination control.</li>
<li data-path-to-node="4,0,0"><a href="https://mbpinc.net/consumables/liquid-handling-products/pipette-tips/universal-fit-pipette-tips/bulk-and-racked-pipette-tips">Bulk &amp; Racked Pipette Tips </a>&ndash; High-clarity, medical-grade tips available in reinforced racks for immediate use or economical bulk bags for high-volume workflows.</li>
</ul>
<h2 dir="ltr"> How to Choose Universal Fit Pipette Tips</h2>
 Volume Range: Match Tip to Pipette 10 &micro;L universal tips (3.8 mm collar) cover 0.1&ndash;10 &micro;L single-channel pipettes and the P10 range. 200 &micro;L universal tips (6.1 mm collar) cover P20, P50, P100, and P200 pipettes. 1,000 &micro;L universal tips cover P1000 pipettes and are available in standard-length and extended-length formats. 1,250 &micro;L macro universal tips accommodate high-volume dispensing steps in the 1,000&ndash;1,250 &micro;L range. Standard vs Filtered Universal Tips Standard universal tips are sufficient for buffer, media, and reagent dispensing. Filtered universal tips &mdash; with hydrophobic PE or cellulose aerosol barrier &mdash; are required for PCR setup, RNA work, and any contamination-sensitive application. Using filtered tips universally reduces contamination risk in shared pipettes at the cost of approximately 1.5&ndash;2&times; the price of standard tips. Low-Retention Universal Tips Low-retention universal tips minimise residual volume on the inner tip wall. This matters at &le;10 &micro;L, where standard tips may retain 0.2&ndash;0.5 &micro;L, creating a systematic under-delivery error. Sorenson's universal low-retention tips maintain compatibility with all major standard-collar pipettes. Packaging Format Racked (hinged 96-tip rack): standard for manual pipetting. Reload inserts: drop into reusable rack bases; 20&ndash;30% lower per-tip cost and reduced plastic. Bulk (non-sterile bag): lowest cost per tip for non-sterile buffer/media work. Sterile racked tips are required for cell culture, RNA, and clean applications. OneTouch / Ergonomic Formats OneTouch reload formats allow the full tip insert to be loaded into the pipette simultaneously, reducing repetitive-strain impact from individual tip-loading in high-throughput workflows. 
<h2 dir="ltr"> Specifications Context</h2>
 Universal fit tips are manufactured from 100% virgin polypropylene, certified DNase-free, RNase-free, ATP-free, human DNA-free, pyrogen-free, and PCR inhibitor-free per lot. Sorenson Bioscience universal tips are manufactured in a Class 100,000 cleanroom, pre-sterilised, and sold through MBP Inc. in standard racks, EcoRack reloads, and bulk formats. Universal fit tips remain the highest-volume tip category in North American research labs due to multi-brand compatibility and lower cost per tip versus pipette-specific variants.&nbsp; 
If you&rsquo;re setting up a workflow or mixing pipette brands in the same lab, it&rsquo;s usually worth sorting tip compatibility early &mdash; it removes a lot of small daily friction that adds up over time. <a href="https://mbpinc.net/contact-us">Contact the MBP team</a> to get a tailored quote!

Universal Fit Pipette Tips

10ul Pipette Tips, Clear, Refills, Low-retention, Non-Sterile

10ul Pipette Tips, Extra-long, Clear, Refills, Low-retention, Non-Sterile

200ul Pipette Tips, Clear, Refills, Low-retention, Non-Sterile

300ul Pipette Tips, Clear, Refills, Low-retention, Non-Sterile

1000ul Pipette Tips, Clear, Refills, Low-retention, Non-Sterile

1250ul Pipette Tips, Clear, Refills, Low-retention, Non-Sterile

Pipette Tips - Refills, Non-Sterile

NEST Scientific Refill Pipette Tips, Non-Sterile

NEST Scientific Refill Pipette Tips, Non-Sterile, are clear PP bulk-format tips for high-throughput liquid handling — 960 tips per refill pack. Available in 10 µL (301023), 10 µL extended (304023), 200 µL (302023), 300 µL (305023), 1000 µL (303023), and 1250 µL (306023).

10ul Pipette Tips, Clear, Refills, Low-retention, Non-Sterile, 960/pk, 9600/cs

10ul Pipette Tips, Extra-long, Clear, Refills, Low-retention, Non-Sterile, 960/pk, 9600/cs

200ul Pipette Tips, Clear, Refills, Low-retention, Non-Sterile, 960/pk, 9600/cs

300ul Pipette Tips, Clear, Refills, Low-retention, Non-Sterile, 960/pk, 9600/cs

1000ul Pipette Tips, Clear, Refills, Low-retention, Non-Sterile, 960/pk, 4800/cs

1250ul Pipette Tips, Clear, Refills, Low-retention, Non-Sterile, 960/pk, 4800/cs

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. 
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<h2 dir="ltr">What you will find:</h2>
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<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>

Serological Pipette, Paper-plastic Individually Wrapped

Nest Scientific Serological Pipette, Sterile, Individually Wrapped (Paper-plastic)

NEST Scientific Serological Pipettes (Paper-Plastic Wrapped), individually wrapped in paper-plastic packaging. Polystyrene, plugged, sterile; RNase/DNase-free. Available in 1–100 mL with color-coded barrels. Order at <a href="https://www.mbpinc.net/quickorder">mbpinc.net/quickorder</a>. Available in seven volumes — 1, 2, 5, 10, 25, 50, and 100 mL — all sterile, individually wrapped.

1ml Serological Pipette with 0.4ml negative graduation, 1/100 ml graduations, Individually Wrapped, sterile, 50/bag, 500/pk, 3000/cs

2ml Serological Pipette with 0.6ml negative graduation, 1/100 ml graduations, Individually Wrapped, sterile, 50/bag, 400/pk, 2400/cs

5ml Serological Pipette with 2.5ml negative graduation, 1/10 ml graduations, Individually Wrapped, sterile, 50/bag, 200/pk, 800/cs

10ml Serological Pipette with 3.0ml negative graduation, 1/10 ml graduations, Individually Wrapped, sterile, 50/bag, 200/pk, 800/cs

25ml Serological Pipette with 7.0ml negative graduation, 2/10 ml graduations, Individually Wrapped, sterile, 25/bag, 200/pk, 800/cs

50ml Serological Pipette with 6.0ml negative graduation, 5/10 ml graduations, Individually Wrapped sterile, 25/bag, 100/cs, 600/cs

100ml Serological Pipette with 0 ml negative graduation, 1 ml graduations, Individually Wrapped sterile, 25/bag, 50/pk, 300/cs

Syringe Filters

<h2 dir="ltr">What are Syringe Filters?</h2>
 Syringe filters are self-contained, disposable filtration units comprising a polypropylene (PP) housing enclosing a flat-sheet membrane, with a female Luer lock inlet and a male Luer lock outlet. They are attached to a standard syringe, the sample is drawn up, and pushed through the membrane by manual plunger pressure. Standard disc diameters are 4 mm, 13 mm, 25 mm, and 33 mm; membrane pore sizes are 0.22 &micro;m (sterilizing grade) and 0.45 &micro;m (clarification grade), with 0.10 &micro;m available for mycoplasma removal. Effective filtration areas: 13 mm filter &asymp; 0.92 cm&sup2;; 25 mm filter &asymp; 2.98 cm&sup2;. Globe Scientific syringe filters, a confirmed MBP brand, are available in PP housing with PES, PVDF, CA (cellulose acetate), MCE, and nylon membranes in 13 mm and 30 mm diameters, sterile (individually wrapped) and non-sterile (bulk), 0.22 &micro;m and 0.45 &micro;m. Choose syringe filters for volumes of 1&ndash;150 mL; choose vacuum bottle-top filters for volumes above 150 mL.
&nbsp;
<h2 dir="ltr">What you will find:</h2>
&nbsp;
<ul>
<li dir="ltr" aria-level="1">
PES Syringe Filters for high-flow aqueous filtration
</li>
<li dir="ltr" aria-level="1">
PVDF Syringe Filters for low protein binding
</li>
<li dir="ltr" aria-level="1">
Nylon Syringe Filters for organic solvent compatibility
</li>
<li dir="ltr" aria-level="1">
0.22&mu;m Syringe Filters for absolute sterilization
</li>
<li dir="ltr" aria-level="1">
0.45&mu;m Syringe Filters for clarification and pre-filtration
</li>
<li dir="ltr" aria-level="1">
PTFE Syringe Filters for aggressive chemical resistance
</li>
<li dir="ltr" aria-level="1">
Hydrophilic Syringe Filters for versatile liquid handling
</li>
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Sterile Individually Blistered Filters for aseptic security
</li>
</ul>
<h2 dir="ltr"> How to Choose Syringe Filters</h2>
 Diameter Selection by Sample Volume 13 mm syringe filters (effective area 0.92 cm&sup2;) handle up to 10&ndash;15 mL per filter before flow resistance becomes impractical. Use with 1&ndash;10 mL syringes. 25 mm syringe filters (2.98 cm&sup2;) handle 10&ndash;100 mL per filter. Use with 10&ndash;60 mL syringes. 33 mm syringe filters (approximately 5&ndash;6 cm&sup2;) handle up to 150 mL and are the largest practical syringe filter format. For volumes above 150 mL, switch to a vacuum bottle-top filter system. Matching filter diameter to sample volume prevents premature membrane clogging and excessive plunger force. Membrane Chemistry for Syringe Filters PES (Polyethersulfone): Low protein binding, high flow rate, aqueous compatibility. Standard choice for biological sample sterilization, cell culture supplement filtration (antibiotics, glutamine, growth factors), and conditioned medium aliquots. Not suitable for strong organic solvents or concentrated acids. PVDF (Polyvinylidene fluoride, hydrophilic): Low protein binding &mdash; among the lowest of all syringe filter membranes, with protein recovery rates &gt;90&ndash;99.9% documented for antibody and enzyme solutions. Compatible with mild organic solvents, weak acids, and most aqueous solutions. The first choice when filtering precious protein solutions (antibodies, enzymes, viral preparations) is where maximum protein recovery is critical. Not suitable for pure DMSO (use PTFE). Nylon (Polyamide): Low extractables, broad chemical compatibility including mixed aqueous-organic solvents, methanol, acetonitrile, and DMSO-water mixtures. Standard for HPLC mobile phase filtration and dissolution testing. Higher protein binding than PES or PVDF &mdash; avoid for biological samples where protein loss is a concern. MCE (Mixed Cellulose Ester): Low cost, aqueous applications only; moderate protein binding. Suitable for general buffer preparation, water sterilization, and non-critical sample preparation. Not compatible with organic solvents or strong acids. CA (Cellulose Acetate): Low protein binding, similar to PES. Suited for biological sample filtration and sterility testing applications. Contains surfactant treatment for wettability &mdash; check for extractable compatibility in downstream assays. PTFE (Polytetrafluoroethylene, hydrophilic): Maximum chemical resistance &mdash; compatible with pure DMSO, concentrated acids and bases, and aggressive organic solvents. The only membrane choice for 100% organic solvent filtration. For aqueous solutions, use hydrophilic PTFE (pre-wetted with methanol or IPA before aqueous filtration unless the hydrophilic version is selected). Sterile vs. Non-Sterile Syringe Filters Sterile syringe filters (individually gamma-irradiated or E-beam sterilized, individually packaged) are required for cell culture media sterilization, supplement preparation, and sample preparation for biological culture. Non-sterile bulk-packed filters (Globe Scientific non-sterile formats) are appropriate for HPLC mobile phase preparation, analytical sample clarification, and non-biological applications where sterility of the filtrate is not required. 
<h2 dir="ltr">Specifications Context</h2>
 Globe Scientific syringe filters are manufactured in a PP housing with a luer-lock inlet and outlet conforming to ISO 594 / ISO 80369 for Luer fittings. PES and PVDF sterile filters are individually gamma irradiated; each is separately wrapped and printed with an expiry date per Globe Scientific lot protocol. Effective filtration areas: 13 mm filter &asymp; 0.92 cm&sup2;; 30 mm filter &asymp; 4.91 cm&sup2; (Globe Scientific welded format). Operating temperature: up to 60 &deg;C. Do not exceed the maximum operating pressure of 6 bar (87 psi). Globe Scientific is ISO 9001:2015 certified. Globe Scientific syringe filters in PES, PVDF, CA, MCE, and nylon membranes at 13 mm and 30 mm diameters are stocked by MBP. 
Request a quote today for premium syringe filters from <a href="https://mbpinc.net/contact-us">the MBP team</a> to&nbsp;find the right filtration solution for your laboratory applications.

DataSheet

Nest Scientific Syringe Filter, PES membrane

Nest Scientific PES syringe filters — low protein binding, sterile, individually wrapped. Four configurations: 380111 (25mm, 0.22µm, 50/cs), 380211 (25mm, 0.45µm, 50/cs), 380112 (13mm, 0.22µm, 50/cs), 380212 (13mm, 0.45µm, 50/cs). 0.22µm for sterile filtration, 0.45µm for clarification.

Syringe Filter, 25mm Housing Diameter, 0.22um PES membrane, Sterile, Individually wrapped, 50/cs

Syringe Filter, 25mm Housing Diameter, 0.45um PES membrane, Sterile, Individually wrapped, 50/cs

Syringe Filter, 13mm Housing Diameter, 0.22um PES membrane, Sterile, Individually wrapped, 50/cs

Syringe Filter, 13mm Housing Diameter, 0.45um PES membrane, Sterile, Individually wrapped, 50/cs

Nest Scientific Syringe Filter, PVDF membrane

Nest Scientific Syringe Filter, PVDF membrane are sterile PVDF filters with female Luer lock inlet, male Luer slip outlet, USP Grade VI polypropylene housing, E-beam sterilized to SAL 10⁻⁶, individually wrapped, 50/cs. Available in 25mm (380121 0.22µm, 380221 0.45µm) and 13mm (380122 0.22µm, 380222 0.45µm).

Syringe Filter, 25mm Housing Diameter, 0.22um PVDF membrane, Sterile, Individually wrapped, 50/cs

Syringe Filter, 25mm Housing Diameter, 0.45um PVDF membrane, Sterile, Individually wrapped, 50/cs

Syringe Filter, 13mm Housing Diameter, 0.22um PVDF membrane, Sterile, Individually wrapped, 50/cs

Syringe Filter, 13mm Housing Diameter, 0.45um PVDF membrane, Sterile, Individually wrapped, 50/cs

Sample Tubes

<h2 dir="ltr">What are Transport Tubes?</h2>
 Transport tubes are sterile, leak-proof screw-cap tubes used for collecting, transporting, and temporarily storing biological specimens from the collection site to the testing laboratory. They span a broad category: empty specimen containers (15 mL and 50 mL self-standing conical tubes), pre-filled saline transport tubes, UTM (Universal Transport Medium) tubes, and specialty specimen vials. All transport tubes share three required attributes&mdash;leak-proof construction, sterility confirmation, and compatibility with the downstream assay's matrix requirements. Choose the transport tube type based on the specimen, the target analyte, and the assay platform it will be processed on. 
<h2 dir="ltr">What you will find:</h2>
&nbsp;
<ul>
<li dir="ltr" role="presentation">5 mL transport tubes for routine sample movement</li>
<li dir="ltr" role="presentation">10 mL tubes for higher volume biological samples</li>
<li dir="ltr" role="presentation">Leak-tight screw-cap tubes for secure handling</li>
<li dir="ltr" role="presentation">Sterile transport tubes for clinical workflows</li>
<li dir="ltr" role="presentation">Graduated tubes with labeling surfaces for tracking</li>
<li dir="ltr" role="presentation">Self-standing tubes for easier bench organization</li>
</ul>
&nbsp;
<h2 dir="ltr">How to Choose Transport Tubes</h2>
 Material: Polypropylene (PP) vs. Polystyrene (PS) PP conical transport tubes are chemical-resistant, autoclavable, and certified DNase/RNase-free in molecular-grade formats. PS transport tubes (30 mL translucent format, Globe Scientific) are lighter and less expensive but not autoclavable. For nucleic acid work, DNA/RNA-free certified PP is the standard. For specimen transport requiring centrifugation, PP is preferred due to higher g-force tolerance (PP rated to &ge;10,000 &times; g in most formats). Self-Standing vs. Rack Format Self-standing (skirted-base) conical tubes stand upright without a rack, reducing knock-over risk during aliquoting and transport. Rack-based tubes require a separate holder. Globe Scientific self-standing 50 mL PP transport tubes feature a printed graduation, white frosted writing area, and are available sterile, non-sterile, or metal-free. Sterile tubes are RNase/DNase-free and pyrogen-free per the lot certificate. Sterile vs. Non-Sterile Sterile tubes (ISO 11137 radiation sterilization, SAL 10⁻⁶) are required for culture, NAAT, and any specimen where contamination would invalidate the result. Non-sterile metal-free PP tubes are suited to trace-element analysis and environmental sampling where sterility is not required but metal contamination would interfere. Volume 15 mL tubes are standard for most clinical specimen aliquots, urine transfers, and culture setups. 50 mL tubes are used for higher-volume specimens (24-hour urine aliquots, stool homogenates, bulk transport of tissue homogenates). Globe Scientific 30 mL tubes with integral spoon are designed specifically for fecal specimen self-collection. Media and Additives Empty transport tubes (no fill) are the base format; select a pre-filled tube (saline, UTM, boric acid) based on the specimen type and analyte stability requirements. For nucleic acid targets, pre-filled tubes with DNA/RNA Shield, UTM, or saline are the appropriate formats. 
<h2 dir="ltr"> Specifications Context</h2>
 Globe Scientific self-standing 50 mL conical transport tubes are manufactured from USP Class VI medical-grade PP with a conical bottom skirt for freestanding stability. Printed graduation marks (1 mL intervals) and a frosted writing area are standard features. Sterile versions are individually wrapped and certified RNase-free, DNase-free, and pyrogen-free per lot certificate, consistent with ISO 9001:2015 manufacturing standards. Non-sterile metal-free versions are supplied with a separate natural screw cap and are tested for trace metals via ICP-MS before lot release. MBP's transport tubes catalog includes Globe Scientific and NEST Scientific formats in multiple pack sizes (25/bag and bulk packs of 500). 
&nbsp;
If you need help choosing tube size or matching the right transport format to your workflow,<a href="https://mbpinc.net/contact-us" style="color: #236fa1; text-decoration: underline;"> the MBP team</a> can help you sort it out without overthinking it.

Transport Tube Products

Nest Scientific Transport Tubes

Nest Scientific Transport Tubes, Sterile

NEST Scientific sterile PP transport tubes for viral specimen collection and biological sample transport. E-beam SAL 10⁻⁶, USP Class VI, 95 kPa air transport validated, −196°C to 121°C. Multiple volume variants: 3 mL (624201/207), 4 mL (608201/207), 5 mL (619011/017/101/107/201), 10 mL (625001/007/011/017). Contact MBP for configuration details.

4 mL Sterile Disposable Sampler Tubes with Caps on, Sterile, 50/pk, 1000/cs

4 mL Sterile Disposable Sampler Tubes, Sterile Caps separated, 200 tubes/bag, 200 caps/bag, 1000 tubes+1000 caps/cs

5 mL Sterile Disposable Sampler Tubes with Caps on, Sterile, 50/pk, 1000/cs

5 mL Sterile Disposable Sampler Tubes, Sterile Caps separated, 200 tubes/bag, 200 caps/bag, 1000 tubes+1000 caps/cs

5 mL Sterile Disposable Sampler Tubes with Double-Threaded Screw Caps on, Sterile, 50/pk, 1000/cs

5 mL Sterile Disposable Sampler Tubes, Sterile Double-Threaded Screw Caps separated, 200 tubes/bag, 200 caps/bag, 1000 tubes+1000 caps/cs

5 mL Sterile Disposable Sampler Tubes with Pink Capture Caps on, Sterile, 50/pk, 1000/cs

3 mL Sterile Disposable Sampler Tubes with Caps on, Sterile, 50/pk, 1000/cs

3 mL Sterile Disposable Sampler Tubes, Sterile Caps separated, 200 tubes/bag, 200 caps/bag, 1000 tubes+1000 caps/cs

10 mL Sterile Disposable Sampler Tubes with Caps on, Sterile, 50/pk, 1000/cs

10 mL Sterile Disposable Sampler Tubes, Sterile Caps separated, 200 tubes/bag, 200 caps/bag, 1000 tubes+1000 caps/cs

10 mL Sterile Disposable Sampler Shorter Tubes with Caps on, Sterile, 50/pk, 1000/cs

10 mL Sterile Disposable Sampler Shorter Tubes, Sterile Caps separated, 200 tubes/bag, 200 caps/bag, 1000 tubes+1000 caps/cs

Storage Boxes & Racks

<h2 data-section-id="1hv97bw" data-start="0" data-end="47">What Are Laboratory Storage Boxes and Racks?</h2>
&nbsp;
Laboratory storage boxes and racks are essential organizational systems used to store, organize, and protect cryogenic vials, microcentrifuge tubes, centrifuge tubes, and microscope slides across freezers, cold rooms, and benchtop environments. Storage boxes are typically lidded, grid-based containers used for long-term sample organization in ultra-low temperature conditions, while racks are open-frame supports used for active handling during laboratory workflows such as pipetting, vortexing, and reaction setup.
Cryogenic storage boxes are commonly designed to hold 81 vials (9&times;9 format) or 100 vials (10&times;10 format), and are compatible with storage conditions ranging from &ndash;196 &deg;C in liquid nitrogen vapor phase to +121 &deg;C for autoclave sterilization (depending on material). Tube racks, on the other hand, provide stable upright positioning of tubes during active benchwork and are not primarily intended for long-term freezer storage.
&nbsp;
<h2 dir="ltr">What you will find:</h2>
&nbsp;
<ul>
<li dir="ltr" aria-level="1">
Cryogenic storage boxes for vials and microtubes
</li>
<li dir="ltr" aria-level="1">
Freezer storage boxes for -20&deg;C and -80&deg;C applications
</li>
<li dir="ltr" aria-level="1">
PCR tube racks for 0.2 mL tubes and strips
</li>
<li dir="ltr" aria-level="1">
Microcentrifuge tube racks for 0.5 mL to 2 mL tubes
</li>
<li dir="ltr" aria-level="1">
Polypropylene (PP) autoclavable storage boxes
</li>
<li dir="ltr" aria-level="1">
Stackable storage boxes for space-saving organization
</li>
<li dir="ltr" aria-level="1">
Hinged lid storage boxes for secure sample protection
</li>
<li dir="ltr" aria-level="1">
Color-coded racks for easy sample identification
</li>
</ul>
&nbsp;
<h2 data-section-id="flyrii" data-start="1159" data-end="1199">How to Choose Storage Boxes and Racks</h2>
&nbsp;
Vial Format and Capacity
The first selection criterion is compatibility with tube size and grid layout. The most common format is the 81-place (9&times;9) box designed for 1.0&ndash;2.0 mL cryovials. Smaller or specialized formats may accommodate 5 mL tubes or different vial diameters depending on grid spacing. Proper matching ensures secure fit, easy retrieval, and consistent sample organization in high-density storage systems.
Temperature Range
Material selection determines allowable storage conditions. Polycarbonate cryogenic boxes are the most versatile, supporting temperatures from liquid nitrogen levels (&ndash;196 &deg;C) through &ndash;80 &deg;C freezer storage and up to autoclave sterilization at +121 &deg;C. Cardboard freezer boxes with moisture-resistant coating are designed for economical freezer storage and can withstand ultra-low temperatures, but they are not suitable for autoclaving or long-term moisture exposure.
Tube Rack Materials and Use
Polypropylene racks are widely used because they are autoclavable and chemically resistant, making them suitable for sterile workflows. ABS and polystyrene racks provide lower-cost alternatives for general laboratory bench use but are not designed for autoclave conditions. For freezer organization, stainless steel racks are often used to hold multiple cryoboxes within &ndash;80 &deg;C upright freezer systems, improving accessibility and spatial organization.
Slide Storage Boxes
Microscope slide storage boxes are designed to protect standard 25 &times; 75 mm slides. They are available in 25-, 50-, and 100-slide capacities. Polypropylene versions are autoclavable and suitable for sterilized workflows, while fiberboard or ABS versions are typically used for room-temperature archival storage and transport.
Color Coding and Sample Identification
Color-coded storage boxes are widely used in biobanking and high-throughput laboratories to quickly differentiate sample groups without opening boxes or reading labels at freezer temperatures. Common systems include multiple lid colors paired with alphanumeric grids inside the box, enabling precise sample tracking and retrieval in large inventories.
&nbsp;
<h2 data-section-id="1jl751w" data-start="4067" data-end="4092">Specifications Context</h2>
&nbsp;
Modern polycarbonate cryogenic storage boxes are engineered for extreme temperature stability, typically rated from &ndash;196 &deg;C to +121 &deg;C, allowing use across liquid nitrogen vapor phase storage, &ndash;80 &deg;C freezers, and autoclave sterilization cycles. Cardboard freezer boxes are coated to resist moisture ingress and are optimized for cost-efficient high-density storage in ultra-low temperature environments.
The 81-place (9&times;9 grid) polycarbonate cryobox remains the standard format in most biorepositories and clinical research facilities due to its compatibility with SBS footprint freezer systems and automated inventory tracking workflows. These systems are widely used in genomics, cell banking, and pharmaceutical research environments.
For product details, specifications, or bulk ordering support, <a href="https://mbpinc.net/contact-us">the MBP team can help you</a> choose the right storage solution for your laboratory needs.

2ml module

1.5ml module

5ml module

PCR module

Nest Scientific Tube Module Holder Block, for Non-Ice Boxes

NEST Scientific interchangeable tube module holder blocks for NEST Non-Ice cool boxes. Four formats: 30-position 2 mL (200904), 48-position 1.5 mL (200905), 30-position 5 mL (200906), 96-well PCR plate/strips (200907). No ice, no electricity. 1/pk, 1/cs.

Freezing Box Accessories, 30 Tubes, 2mL Tube Holder Block, 1/pk, 1/cs

Freezing Box Accessories, 48 Tubes, 1.5 Tube Holder Block, 1/pk, 1/cs

Freezing Box Accessories, 30 Tubes, 5mL Tube Holder Block, 1/pk, 1/cs

Freezing Box Accessories, 96 Wells PCR Tubes/Plate Holder Block, 1/pk, 1/cs

Nitrile Gloves

<h2 data-section-id="upfogw" data-start="0" data-end="38">What are nitrile laboratory gloves?</h2>
&nbsp;
Nitrile laboratory gloves are single-use disposable hand protection items made from nitrile butadiene rubber (NBR), a fully synthetic material that contains no natural rubber proteins. Because of this, they are inherently latex-free and are widely used as the standard glove type in modern research, clinical, pharmaceutical, and diagnostic laboratories.
They are designed to provide a strong balance between chemical resistance, puncture resistance, and tactile sensitivity. Compared to natural rubber latex, nitrile gloves are typically around three times more resistant to punctures at the same thickness. Most nitrile gloves used in laboratories are medical-grade with AQL &le; 2.5, meaning they meet strict quality control limits for defects and are suitable for regulated environments. ASTM D6319 defines their performance requirements, including minimum tensile strength, elongation, and barrier integrity.
&nbsp;
<h2 data-path-to-node="2">What you will find:<a href="https://mbpinc.net/consumables/ppe/gloves/nitrile-gloves"></a></h2>
&nbsp;
<ul data-path-to-node="3">
<li>
Powder-free nitrile gloves for clean laboratory use and reduced particulate risk
</li>
<li>
Examination-grade nitrile gloves for research, diagnostics, and clinical applications
</li>
<li>
Medical-grade nitrile gloves for highly sensitive and sterile applications
</li>
<li>
Blue nitrile gloves for standard lab workflows and easy visibility
</li>
<li>
Black nitrile gloves for contamination-sensitive tasks and masking stains
</li>
</ul>
&nbsp;
<h2 data-section-id="1apuf9x" data-start="1144" data-end="1186">How to choose nitrile laboratory gloves</h2>
&nbsp;
Thickness and application
Nitrile gloves come in different thicknesses depending on the task. Thinner gloves (around 3 mil) are used for high-dexterity work such as pipetting, PCR setup, and delicate cell culture tasks where precision is important. Medium thickness gloves (4&ndash;5 mil) are the standard choice for general laboratory work, clinical diagnostics, and pharmaceutical handling because they balance protection and flexibility. Thicker gloves (6 mil and above) are used when handling stronger chemicals, hazardous reagents, or when additional puncture resistance is needed.
AQL grade
AQL (Acceptable Quality Level) indicates defect rate. Medical-grade nitrile gloves typically have an AQL of 2.5 or lower and are required for work involving biological samples, pathogens, or pharmaceutical materials. Industrial-grade gloves with higher AQL values are not suitable for regulated laboratory or clinical use.
Color selection
Nitrile gloves are available in different colors such as blue, black, and purple. Blue is the most common because it provides strong visibility and easy detection of tears or contamination. Black gloves are often used in industrial or chemical environments, while purple gloves are sometimes used in clinical settings to differentiate them from latex products. Color does not affect chemical protection or performance at the same thickness.
Chemotherapy and hazardous drug resistance
Some nitrile gloves are specifically tested under ASTM D6978 for resistance to chemotherapy drugs and hazardous pharmaceuticals. These are required in oncology, compounding pharmacies, and laboratories handling cytotoxic agents. Standard nitrile gloves without this certification should not be assumed to provide protection against these compounds.
Chemical resistance limits
Nitrile gloves provide good resistance to oils, alcohols, dilute acids, and many aqueous solutions. However, they are not suitable for strong solvents such as acetone, toluene, chloroform, or other highly aggressive organic chemicals. For those, specialized glove materials must be selected based on chemical compatibility charts.
&nbsp;
<h2 data-section-id="1fljvas" data-start="4128" data-end="4153">Specifications context</h2>
&nbsp;
Nitrile examination gloves are governed by ASTM D6319, which defines mechanical strength, elongation, and quality standards for medical-grade nitrile products. FDA-regulated exam gloves require 510(k) clearance for clinical use. Standard packaging typically includes 100 gloves per box and 1,000 gloves per case. As of 2026, 4&ndash;5 mil powder-free blue nitrile gloves with AQL 2.5 remain the most widely used glove type across global research and pharmaceutical laboratories due to their balance of safety, durability, and chemical resistance.
Choose MBP nitrile gloves to maintain safety, precision, and confidence in every task you handle. <a href="https://mbpinc.net/contact-us">Reach out to the MBP team</a> for a personalized quote and keep your laboratory protected with the best in class.

NestShield® Extra Thick Nitrile Powder Free Examination Gloves

NestShield® Extra Thick Nitrile Examination Gloves, Black, 6 mil, powder free, extra small

NestShield® Extra Thick Nitrile Examination Gloves, Black, 6 mil, powder free, small

NestShield® Extra Thick Nitrile Examination Gloves, Black, 6 mil, powder free, medium

NestShield® Extra Thick Nitrile Examination Gloves, Black, 6 mil, powder free, large

Nest Shield® Extra Thick Nitrile Examination Gloves, Black, 6 mil, powder free, extra large

NestShield® Extra Thick Nitrile Examination Gloves, Black, 6 mil

NestShield® Extra Thick Nitrile Examination Gloves by NEST Scientific are 6-mil black powder-free NBR gloves with anti-slip fingertip pitting, ≥14 MPa tensile strength, FDA 510(k) cleared, ASTM compliant, latex-free. Available in Extra Small (902801), Small (902811), Medium (902821), Large (902831), Extra Large (902841).

NestShield® Extra Thick Nitrile Examination Gloves, Black, 6 mil, powder free, extra small, 100/pk, 1000/cs

NestShield® Extra Thick Nitrile Examination Gloves, Black, 6 mil, powder free, small, 100/pk, 1000/cs

NestShield® Extra Thick Nitrile Examination Gloves, Black, 6 mil, powder free, medium, 100/pk, 1000/cs

NestShield® Extra Thick Nitrile Examination Gloves, Black, 6 mil, powder free, large, 100/pk, 1000/cs

NestShield® Extra Thick Nitrile Examination Gloves, Black, 6 mil, powder free, extra large, 90/pk, 900/cs

Nitrile Examination Glove

NEST Scientific latex-free, powder-free blue nitrile examination gloves, 3 mil, textured fingertips, beaded cuff. Five sizes: XS (902001), S (902011), M (902021), L (902031), XL (902041). ASTM D6319, FDA 510(k) cleared. 100/pk, 1,000/cs (XL: 90/pk, 900/cs).

Nest Nitrile Examination Gloves, Blue, 3 mil, powder free, extra large 90/pk, 900/cs

Nest Nitrile Examination Gloves, Blue, 3 mil, powder free, large, 100/pk, 1000/cs

Nest Nitrile Examination Gloves, Blue, 3 mil, powder free, medium, 100/pk, 1000/cs

Nest Nitrile Examination Gloves, Blue, 3 mil, powder free, small, 100/pk, 1000/cs

Nest Nitrile Examination Gloves, Blue, 3 mil, powder free, extra small, 100/pk, 1000/cs

<h2 data-section-id="18n4bab" data-start="0" data-end="34">What are laboratory face masks?</h2>
&nbsp;
Disposable laboratory face masks are single-use personal protective equipment worn to create a physical barrier between the nose and mouth and the work environment, protecting against large droplets, splashes, and aerosol-generating procedures. They are manufactured in 3-ply or 4-ply non-woven polypropylene construction and rated under ASTM F2100 in three levels based on bacterial filtration efficiency (BFE), sub-micron particulate filtration efficiency (PFE), and fluid penetration resistance. For research and clinical labs, ASTM Level 1 masks cover general bench work; Level 2 and Level 3 are specified for procedures generating visible aerosols or liquid splashes, such as sample processing, centrifugation of open tubes, or working with volatile reagents.
&nbsp;
<h2 data-path-to-node="2">What you will find:</h2>
&nbsp;
<ul data-path-to-node="3">
<li>
Three-layer nonwoven laboratory masks for basic protection
</li>
<li>
Disposable face masks for daily lab use
</li>
<li>
Dust and particle filtration masks for clean handling areas
</li>
<li>
Nose-clip fitted masks for improved sealing and comfort
</li>
<li>
Lightweight breathable masks for long lab sessions
</li>
<li>
Cleanroom-compatible masks for controlled environments
</li>
<li>
Single-use PPE masks for contamination control workflows
</li>
<li>
Lab-grade protective face masks for general safety needs
</li>
</ul>
&nbsp;
<h2 data-section-id="19n6iba" data-start="1075" data-end="1113">How to choose laboratory face masks</h2>
&nbsp;
ASTM level
Level 1 (BFE &ge; 95%, fluid resistance 80 mmHg) is appropriate for general laboratory bench work with low splash risk. Level 2 (BFE &ge; 98%, 120 mmHg) suits moderate-aerosol environments including routine sample processing and clinical diagnostic workflows. Level 3 (BFE &ge; 98%, 160 mmHg) is specified for high-splash procedures &mdash; surgical environments, high-volume aerosol-generating workflows, and BSL-2 open-bench sample manipulation. For inhalation hazards, NIOSH N95 respirators are outside the surgical mask category entirely.
Construction: 3-ply vs 4-ply
3-ply masks consist of a spunbond polypropylene outer layer, a melt-blown filtration layer in the middle, and a soft inner comfort layer. 4-ply masks add an additional filtration layer to improve efficiency while maintaining similar comfort. The melt-blown layer is the key filter component that determines performance.
Fit: ear-loop vs tie
Ear-loop masks are commonly used in laboratory environments due to quick application and removal. Tie-back masks or headband-style masks provide a tighter facial seal and are preferred where reduced leakage around the edges is important, such as in cleaner or more controlled environments. Cleanroom-grade masks are often individually packaged to reduce contamination and lint generation.
Latex-free certification
Most laboratory face masks are naturally latex-free because they are made from polypropylene. However, ear-loop materials should still be confirmed as latex-free (usually polyester or spandex-based) when working in environments with latex allergy controls.
Nose wire
A built-in nose wire improves fit by shaping the mask around the bridge of the nose and also helps reduce fogging of safety eyewear. Some designs use plastic-coated wires for environments where metal exposure must be avoided.
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<h2 data-section-id="1fljvas" data-start="4051" data-end="4076">Specifications context</h2>
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ASTM F2100 defines performance requirements for medical masks, including bacterial filtration efficiency (ASTM F2101), particle filtration efficiency (ASTM F2299), and fluid resistance (ASTM F1862). Medical-grade masks intended for clinical use may require FDA 510(k) clearance depending on the application. As of 2026, ASTM Level 2 3-ply polypropylene masks remain the most widely used format in research and pharmaceutical laboratories for daily routine operations.
Stay focused on your work&mdash;let MBP help you choose masks that keep your environment clean and your process uninterrupted. <a href="https://mbpinc.net/contact-us">Contact our team today</a> for a personalized quote.

Masks

Four-layer PP Activated Carbon Non-woven Lab Protection Mask

Three-layer PP Non-woven Lab Protection Mask

Lab Protection Masks

Non-woven Mask, Nest Scientific

The Non-woven Mask by NEST Scientific is a disposable general-lab face mask for basic respiratory hygiene during bench work, cleanroom use, and sample handling. Available as the three-layer mask (922001) and the four-layer mask with melt-blown filtration layer (922101).

Three-layer PP non-woven lab protection mask, 50/pk, 500/cs

Four-layer PP acticarbon non-woven lab protection mask, 50/pk, 500/cs

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.

Pasteur Pipette, dispenser style, bulk, Non-sterile

The Pasteur Pipette, Dispenser Style by NEST Scientific is a non-sterile bulk disposable transfer pipette with integrated flexible bulb and graduated barrel, in dispenser-box format (500/pk, 5,000/cs). Available in 1 mL (318031), 2 mL (318131), and 3 mL (318231).