Liquid Handling

<h2 dir="ltr"> What Are Pipettor Accessories?</h2>
 Pipettor accessories are complementary tools and parts that support correct storage, calibration, maintenance, and identification of laboratory pipettors. Pipettors stored lying flat on a benchtop risk contaminating the nose cone and suffer tip ejector wear; vertical stand storage is the manufacturer-recommended practice for all brands. At a minimum, every lab needs a pipette stand to prevent bench contamination and a calibration tool to verify ISO 8655 accuracy without sending instruments out.
&nbsp;
<h2 dir="ltr">What you will find:</h2>
&nbsp;
<ul>
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Pipette stands for secure pipettor storage
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Carousel pipette holders for easy multi-instrument access
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Pipettor calibration tools for accuracy checks
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Pipette tip racks and refill systems
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Pipette filter replacement accessories
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Pipettor cleaning and maintenance tools
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Pipette workstation organizers
</li>
</ul>
<h2 dir="ltr"> Key Pipettor Accessory Categories</h2>
 Pipette Stands and Carousel Racks Single-position vertical stands store one pipette upright, protecting the nose cone from surface contact. Six-position carousel stands rotate 360&deg; and hold 6 pipettors of mixed sizes &mdash; the standard for a molecular biology bench set covering P2, P10, P20, P200, P1000, and P5000. Universal-format carousels (Eppendorf, Gilson, Rainin, Biohit, Thermo) accommodate most standard pipette body diameters; manufacturer-specific stands provide a precision fit. Wall-mount holder systems save bench space in smaller workspaces. In-Lab Calibration Tools Gravimetric calibration of a pipettor requires only a calibrated analytical balance (0.0001 g resolution), distilled water, and a calibration tool specific to the pipettor model for adjusting the piston stop. Manufacturer calibration kits (e.g., Gilson Pipetman Calibration Kit, Eppendorf calibration tool) allow in-lab ISO 8655 verification without sending pipettors to an external service. ISO 17025-accredited external calibration services (Gilson, Eppendorf, Rainin) issue certified calibration reports for GLP and regulatory compliance. O-Ring and Seal Service Kits Worn O-rings and seals are the most common cause of pipettor inaccuracy and tip leakage after physical damage. Service kits specific to each pipettor model (Gilson PIPETMAN service kit, Eppendorf Research Plus service kit) include O-rings, seals, and small springs for routine preventive maintenance. Gilson recommends preventive maintenance every 1&ndash;2 years or whenever calibration verification fails. Colour-Coding Rings Colour-coded silicone rings clip onto pipette barrels for quick volume identification, user assignment, or pre/post-PCR segregation in shared labs. Eppendorf ColorTag rings are available in 12 colours and 6 sizes compatible with all Eppendorf pipette models; universal-format rings fit most major brands. Charger Stands for Electronic Pipettors Electronic pipettors (Eppendorf Research Pro, Rainin Pipet-Lite XLS+) require charger stands or base docks for overnight charging. Charger stands also serve as storage; the Eppendorf Charger Stand 2 holds and charges a single electronic model on the bench. 
<h2 dir="ltr"> Specifications Context</h2>
 Pipettor stands should be used per all major manufacturer guidelines &mdash; Eppendorf, Gilson, and Rainin all specify vertical storage as the correct position to prevent liquid ingress into the piston. ISO 8655 calibration requires distilled water at 20&deg;C, a balance with 0.0001 g resolution, and a minimum of 10 dispenses per volume setting. Eppendorf ColorTag rings are available in 6 sizes covering pipettes from 2 &micro;L to 5,000 &micro;L.&nbsp; Eppendorf, Gilson, and Rainin offer both in-lab calibration tools and ISO 17025-certified external calibration services.&nbsp; 
Is your workstation as organized as your research? Don&rsquo;t wait for a pipette to fall or a seal to fail. <a href="https://mbpinc.net/contact-us" style="color: #236fa1;">Connect with the MBP team</a> today to stock up on the essentials that keep your lab running like clockwork.

Pipettor Accessories

Pipettors Accessories

Biologix® Levo ME Pipette Filler with AC Adapter North-America Plug 1 Piece/Case

BIOLOGIX LEVO ME PIPETTE FILLER. THE LEVO PLUS IS COMPATABLE WITH GLASS OR PLASTIC PIPETTES AND FEATURES AN AC ADAPTOR. PRICE/EACH

Biologix Levo ME Pipette Filler with AC Adapter North-America Plug 1 Piece/Case\n

Biologix® Electronic Pipettors, MicroPette Levo Plus Pipette Filler, 0.1~100ml, 1 Pcs/Case

BIOLOGIX LEVO PLUS PIPETTE FILLER. THE LEVO PLUS IS COMPATABLE WITH GLASS OR PLASTIC PIPETTES AND FEATURES AN AC ADAPTOR. PRICE/EACH

Biologix Electronic Pipettors, MicroPette Levo Plus Pipette Filler, 0.1~100ml, 1 Pcs/Case

<h2 dir="ltr">What Are Multi-Channel Pipettors?</h2>
 A multi-channel pipettor contains 8 or 12 piston-tip cone assemblies arranged in a single row at 9 mm centre-to-centre spacing &mdash; matching the well spacing of standard 96-well plates &mdash; allowing an operator to simultaneously dispense into an entire plate row (12-channel) or column (8-channel) with a single plunger depression. This reduces the time to fill a 96-well plate from ~96 individual dispenses to 12 (8-channel) or 8 (12-channel). For 384-well plates, 16-channel models or adjustable-spacing multichannel pipettors accommodate the 4.5 mm inter-well spacing. Multi-channel pipettors are the standard instrument for ELISA plate loading, serial dilution across 96-well plates, PCR master-mix dispensing, and cell-based assay setup. An 8-channel pipettor fills a 96-well plate in 12 strokes; a 12-channel pipettor fills it in 8 &mdash; choose based on whether your workflow is row-based or column-based.
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<h2 dir="ltr">What you will find:</h2>
&nbsp;
<ul>
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8-channel adjustable volume multi-channel pipettors
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12-channel high-throughput pipettors
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Mechanical multi-channel pipettors for routine use
</li>
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Autoclavable multi-channel pipettors
</li>
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Ergonomic lightweight pipettors for extended use
</li>
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Calibrated precision multi-channel pipettors
</li>
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Microplate-compatible pipettors for 96-well formats
</li>
</ul>
<h2 dir="ltr"> How to Choose a Multi-Channel Pipettor</h2>
 8-Channel vs 12-Channel 8-channel pipettors (8 rows) are used when working column-by-column across a 96-well plate &mdash; the standard for PCR setup, ELISA, and serial dilutions where samples run down columns. 12-channel pipettors (12 columns) are used when filling row-by-row, common for reagent dispensing from reservoirs across all 12 columns simultaneously. Both configurations dispense the same 96 wells per plate but in different orientations. Volume Range Common multi-channel volume ranges: 0.5&ndash;10 &micro;L (for low-volume PCR or sequencing), 5&ndash;50 &micro;L, 10&ndash;100 &micro;L, and 20&ndash;200 &micro;L (the most widely used range for ELISA and cell-based assays), and 30&ndash;300 &micro;L. Select the range that places your most frequent dispense volume at 50&ndash;80% of the maximum for best accuracy. Manual vs Electronic Manual multi-channel pipettors (Eppendorf Research Plus Multichannel, Gilson PIPETMAN Multichannel) require no battery and are field-calibratable. Electronic multi-channel pipettors (Eppendorf Xplorer Multichannel, Rainin Pipet-Lite L8 LTS Electronic) add programmable speed, multi-dispense mode, and reduced plunger force &mdash; particularly valuable for high-throughput plate workflows. Tip Compatibility Multi-channel pipettors use the same tip collar geometry as single-channel models: standard conical for Eppendorf Research Plus and Gilson PIPETMAN (universal-fit 8-strip tips); LTS cylindrical for Rainin L8/L12 LTS (LTS 8-strip tips). Confirm tip format matches the multichannel instrument before ordering tip strips. Adjustable Tip Spacing Eppendorf Research Plus Move It and equivalent adjustable-spacing models allow spacing between channels to be set to 4, 6, 8, or 12 mm &mdash; enabling use with 24-well, 48-well, and 384-well plate formats without a dedicated instrument for each format. 
<h2 dir="ltr"> Specifications Context</h2>
 Multi-channel pipettors are subject to ISO 8655 Part 6 (multichannel piston-operated volumetric instruments). Standard accuracy specification for a 200 &micro;L 8-channel model is &plusmn;1.5 &micro;L systematic error; inter-channel CV should be &le;1.0% to ensure well-to-well reproducibility in plate-based assays. Autoclavable lower sections are standard on Eppendorf Research Plus and Gilson PIPETMAN multichannel models. Eppendorf Research Plus Multichannel and Rainin Pipet-Lite L8/L12 LTS remain the dominant manual multichannel platforms in North American research labs.&nbsp; 
&nbsp;
Tired of the one-well-at-a-time grind? Let&rsquo;s speed things up.<a href="https://mbpinc.net/contact-us" style="color: #236fa1;">&nbsp;Reach out to the MBP team</a> today for a quote on the multi-channel system that fits your lab&rsquo;s pace.

Multi-Channel Pipettors

Micropipettes

BIOLOGIX MICROPETTE PLUS 8 CHANNEL MECHANICAL PIPETTES

Biologix® MicroPette Plus Pipettes 8-Channel, 1 Piece/Case

Brand

Model

Volume Range

BIOLOGIX MICROPETTE PLUS 8 CHANNEL MECHANICAL PIPETTES. MICROPETTE PLUS FEATURES EIGHT-CHANNEL ADJUSTABLE VOLUME IN 0.1UL INCREMENTS RANGING FROM 0.5-10UL. PRICE/EACH

BIOLOGIX MICROPETTE PLUS 8 CHANNEL MECHANICAL PIPETTES. MICROPETTE PLUS FEATURES EIGHT-CHANNEL ADJUSTABLE VOLUME IN 0.5UL INCREMENTS RANGING FROM 5-50UL. PRICE/EACH

BIOLOGIX MICROPETTE PLUS 8 CHANNEL MECHANICAL PIPETTES. MICROPETTE PLUS FEATURES EIGHT-CHANNEL ADJUSTABLE VOLUME IN 0.5UL INCREMENTS RANGING FROM 50-300ΜL. PRICE/EACH

BIOLOGIX PIPETTE STAND. PIPETTE STAND HOLD UP TO 6 PIPETTES IN A LINEAR POSITION. PRICE/CASE

Biologix Laboratory Pipette Stand, 1 Piece/Case\n

<h2 data-section-id="mwzxvu" data-start="0" data-end="31">What are reagent reservoirs?</h2>
&nbsp;
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.
</li>
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Full compatibility with existing pipette tips and plates for a seamless, uninterrupted workflow.
</li>
</ul>
&nbsp;
<h2 data-section-id="12xjksf" data-start="992" data-end="1027">How to choose reagent reservoirs</h2>
&nbsp;
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.
&nbsp;
<h2 data-section-id="1fljvas" data-start="3900" data-end="3925">Specifications context</h2>
&nbsp;
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.

Reagent Reservoirs

Biologix Solution Basins

Made of PVC, polystyrene (PS), or strong polypropylene (PP)

BIOLOGIX 55ML CAPACITY WHITE POLYSTYRENE STERILE SOLUTION BASINS.  BASINS COME INDIVIDUALLY WRAPPED.  50/CASE

BIOLOGIX 55ML CAPACITY CLEAR PVC NON-STERILE SOLUTION BASINS.  100 BASINS/PACK, 8 PACKS/CASE

BIOLOGIX 25ML CAPACITY WHITE POLYSTYRENE STERILE SOLUTION BASINS.  BASINS COME INDIVIDUALLY WRAPPED.  100/CASE

BIOLOGIX 100ML CAPACITY WHITE POLYSTYRENE STERILE SOLUTION BASINS.  BASINS COME INDIVIDUALLY WRAPPED.  50/CASE

BIOLOGIX 50ML CAPACITY ASSORTED COLORED (CLEAR, BLUE, GREEN, RED AND YELLOW) POLYPROPYLENE NON-STERILE SOLUTION BASINS.  ONE SIDE OF BASIN FEATURES 12-CHANNELS WITH 5ML CAPACITY & THE OTHER SIDE OF BASIN FEATURES 1 CHANNEL WITH 50ML CAPACITY.  25 BASINS/PACK, 4 PACKS/CASE

<h2>What are disposable transfer pipettes?</h2>
&nbsp;
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.
&nbsp;
<h2>What you will find:</h2>
&nbsp;
<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>
&nbsp;
<h2>How to choose transfer pipettes</h2>
&nbsp;
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.
&nbsp;
<h2>Specifications context</h2>
&nbsp;
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.

Transfer Pipettes

Biologix Transfer Pipettes

BIOLOGIX 1ML DISPOSABLE POLYETHYLENE NON-STERILE GENERAL PURPOSE TRANSFER PIPPETS (LENGTH: 160MM | CAPACITY: 6.2ML).  PIPPETS HAVE MOLDED GRADUATIONS AT EACH 0.25ML UP TO 1ML (26 DROPS/ML). 500 PIPETTES/PACK, 4 PACKS/CASE

BIOLOGIX 1ML DISPOSABLE POLYETHYLENE STERILE GENERAL PURPOSE TRANSFER PIPPETS (LENGTH: 160MM | CAPACITY: 6.2ML).  PIPPETS HAVE MOLDED GRADUATIONS AT EACH 0.25ML UP TO 1ML (26 DROPS/ML). PIPPETS COME INDIVIDUALLY WRAPPED. 500 PIPETTES/PACK, 4 PACKS/CASE

BIOLOGIX 3ML DISPOSABLE POLYETHYLENE NON-STERILE GENERAL PURPOSE TRANSFER PIPPETS (LENGTH: 160MM | CAPACITY: 7.5ML).  PIPPETS HAVE MOLDED GRADUATIONS AT EACH 0.25ML UP TO 3ML (22 DROPS/ML). 500 PIPETTES/PACK, 4 PACKS/CASE

BIOLOGIX 3ML DISPOSABLE POLYETHYLENE STERILE GENERAL PURPOSE TRANSFER PIPPETS (LENGTH: 160MM | CAPACITY: 7.5ML).  PIPPETS HAVE MOLDED GRADUATIONS AT EACH 0.25ML UP TO 3ML (22 DROPS/ML). PIPPETS COME INDIVIDUALLY WRAPPED. 500 PIPETTES/PACK, 4 PACKS/CASE

BIOLOGIX 3ML DISPOSABLE POLYETHYLENE STERILE GENERAL PURPOSE TRANSFER PIPPETS (LENGTH: 184MM | CAPACITY: 7.5ML).  PIPPETS HAVE MOLDED GRADUATIONS AT EACH 0.5ML UP TO 3ML (22 DROPS/ML). PIPPETS COME INDIVIDUALLY WRAPPED. 500 PIPETTES/PACK, 4 PACKS/CASE

<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;
&nbsp;
<h2 dir="ltr">What you will find:</h2>
&nbsp;
<ul>
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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.
</li>
<li dir="ltr" aria-level="1">
<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.
</li>
</ul>
&nbsp;
<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.
&nbsp;
<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;
&nbsp;
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.

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

<h2 dir="ltr">What Are Bulk &amp; Racked Pipette Tips?</h2>
 Racked pipette tips are pre-loaded into a 96-position hinged polypropylene rack (8 rows &times; 12 columns), matched to standard single-channel and 8-channel multichannel pipette workflows. Bulk tips are supplied as loose tips in resealable bags of 500&ndash;1,000 or more, intended for self-loading into existing rack frames or bulk-bag dispensers. For labs that discard full racks after each use, bulk bags offer a significant reduction in per-tip cost; for labs requiring sterile, pre-organised tips, hinged racks are the standard. Choose racked tips for sterile/organised workflows; choose bulk bags when sterility is not required and cost per tip is the primary driver. 
&nbsp;
<h2 dir="ltr">What You Will Find:</h2>
&nbsp;
<ul>
<li dir="ltr" role="presentation">Standard Universal Tips &ndash; Medical-grade pipette tips ranging from 0.1uL to 5000uL for broad multi-brand compatibility.</li>
<li dir="ltr" role="presentation">Low Retention Tips &ndash; Engineered with hydrophobic surfaces to ensure maximum sample recovery and zero liquid hang-up.</li>
<li dir="ltr" role="presentation">Extended Length Tips &ndash; Specialized long-reach designs for safe, contamination-free sampling from deep vessels and tubes.</li>
<li dir="ltr" role="presentation">Racked Sterile Tips &ndash; Pre-loaded, RNase/DNase-free formats for immediate use in sensitive molecular workflows.</li>
<li dir="ltr" role="presentation">Bulk Non-Sterile Tips &ndash; High-volume, economical supply bags for routine laboratory applications and high-throughput use.</li>
<li dir="ltr" role="presentation">Empty Tip Boxes &ndash; Durable, reusable racks designed for organized storage and seamless integration with reload systems.</li>
</ul>
<h2 dir="ltr"> How to Choose Between Bulk and Racked Formats </h2>
 Sterility Requirements Racked tips are available pre-sterilised (EO or gamma) and are individually certified DNase-free, RNase-free, ATP-free, human DNA-free, and PCR inhibitor-free per lot &mdash; required for cell culture, PCR setup, RNA work, and any sterility-sensitive application. Bulk bag tips are typically non-sterile; they can be autoclaved by the user at 121&deg;C (15 psi, 15 min) before use if sterility is needed, though autoclaving adds handling time. Throughput and Format Racked 96-tip formats support 8-channel multichannel pipetting with aligned well positions. Bulk bags are efficient for single-channel repetitive dispensing where tips are picked individually. For high-throughput multichannel workflows, the Refill Station (reload insert) format combines the alignment benefits of a rack with the lower cost of bulk supply. Volume Range 10 &micro;L tips: for P2, P10 single-channel pipettes, microvolume dispensing, sequencing gel loading. 200 &micro;L tips: the highest-volume format in most research labs &mdash; P20, P100, P200 range. 1,000 &micro;L / 1,250 &micro;L tips: for P1000 pipettes; available in standard and extended-length formats for deep-tube access. Standard-length tips suit standard Eppendorf and Falcon tubes; extended-length tips reach 15 mL and 50 mL conical tube bottoms. Autoclavable Racks Polypropylene hinged racks withstand repeated autoclave cycles at 121&deg;C without dimensional distortion. Confirm the rack material is PP (not polystyrene) before autoclaving &mdash; PS racks deform under steam sterilisation. Pack Sizes and Case Economics Standard racked packs: 96 tips/rack &times; 10 racks/box &times; 10 boxes/case = 9,600 tips/case for 200 &micro;L format. Bulk bags: 500 or 1,000 tips/bag; cases of 10 bags = 5,000&ndash;10,000 tips at significantly lower cost per tip. 
<h2 dir="ltr"> Specifications Context</h2>
 Racked tips from Globe Scientific, Nest Scientific, and Sorenson Bioscience are manufactured from USP Class VI virgin polypropylene in Class 100,000 cleanroom conditions. Sterile racked tips are EO-sterilised or gamma-irradiated to SAL 10⁻&sup3; to 10⁻⁶ depending on specification. Bulk tips are moulded from the same virgin PP feedstock and are suitable for autoclaving at 121&deg;C/250&deg;F, 15 psi, 15 minutes maximum. Globe Scientific and Nest Scientific racks and bulk formats are among the most widely distributed in North American research labs.&nbsp; 
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Don't leave your precision to chance. Browse our bulk and racked inventory and <a href="https://mbpinc.net/contact-us" style="color: #236fa1;">contact the MBP team</a> for a custom quote today.

Bulk & Racked Pipette Tips

Biologix® Pipette Tips -10μl -200μl-1000μl- Extended, Non-Sterile, Bulk Package

Biologix® Bulk Pipette Tips - Extended, Non-Sterile

Material

Volume

Sterile

BIOLOGIX 10µL CLEAR POLYPROPYLENE NON-STERILE (RNASE & DNASE FREE) AUTOCLAVABLE PIPET TIPS.  PIPET TIPS HAVE MOLDED GRADUATIONS. 1,000 TIPS/PACK, 10 PACKS/CASE

BIOLOGIX 200µL YELLOW POLYPROPYLENE NON-STERILE (RNASE & DNASE FREE) AUTOCLAVABLE PIPET TIPS.  PIPET TIPS HAVE MOLDED GRADUATIONS. 1,000 TIPS/PACK, 10 PACKS/CASE

BIOLOGIX 1000µL BLUE POLYPROPYLENE NON-STERILE (RNASE & DNASE FREE) AUTOCLAVABLE PIPET TIPS.  1,000 TIPS/PACK, 10 PACKS/CASE

BIOLOGIX 1000µL CLEAR POLYPROPYLENE NON-STERILE (RNASE & DNASE FREE) AUTOCLAVABLE PIPET TIPS.  1,000 TIPS/PACK, 10 PACKS/CASE

Biologix® Pipette Tips-10µl/200μl/1000µl/1000µl Extended, (Rack, Sterile)

Biologix® Racked Pipette Tips - Extended, Sterile

Biologix® Pipette Tips-10µl/200μl/1000µl/1000µl Extended, (Rack, Sterile)\r\n

BIOLOGIX 10µL CLEAR POLYPROPYLENE STERILE (RNASE & DNASE FREE) AUTOCLAVABLE PIPET TIPS.  PIPET TIPS HAVE MOLDED GRADUATIONS. TIPS COME LOADED INTO 96 WELL RACKS. 96 TIPS/RACK, 100 RACKS/CASE

BIOLOGIX 200µL YELLOW POLYPROPYLENE STERILE (RNASE & DNASE FREE) AUTOCLAVABLE PIPET TIPS.  PIPET TIPS HAVE MOLDED GRADUATIONS. TIPS COME LOADED INTO 96 WELL RACKS. 96 TIPS/RACK, 100 RACKS/CASE

BIOLOGIX 1000µL BLUE POLYPROPYLENE STERILE (RNASE & DNASE FREE) AUTOCLAVABLE PIPET TIPS.  TIPS COME LOADED INTO 100 WELL RACKS. 100 TIPS/RACK, 60 RACKS/CASE

BIOLOGIX 1000µL CLEAR POLYPROPYLENE STERILE (RNASE & DNASE FREE) AUTOCLAVABLE PIPET TIPS.  TIPS COME LOADED INTO 96 WELL RACKS. 96 TIPS/RACK, 60 RACKS/CASE

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

SPL Serological Pipettes

Serological Pipette 1ml, Yellow, Individual, Sterile to SAL10-6. Individually wrapped, 200 Bags/Pack, 4 Packs/Case

Serological Pipette 2ml, Green, Individual, Sterile to SAL10-6. Individually wrapped, 150 Bags/Pack, 4 Packs/Case

Serological Pipette 5ml, Blue, Individual, Sterile to SAL10-6. Individually wrapped, 100 Bags/Pack, 4 Packs/Case

Serological Pipette 10ml, Orange, Individual, Sterile to SAL10-6. Individually wrapped, 100 Bags/Pack, 4 Packs/Case

Serological Pipette 25ml, Red, Individual, Sterile to SAL10-6. Individually wrapped, 50 Bags/Pack, 4 Packs/Case

Serological Pipette 50ml, Purple, Individual, Sterile to SAL10-6. Individually wrapped, 40 Bags/Pack, 4 Packs/Case

United States

Texas

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