Consumables

Single Channel Pipettors

<h2 dir="ltr">What Are Single-Channel Pipettors?</h2>
 A single-channel pipettor is the single most widely used liquid handling instrument in molecular biology, cell biology, and clinical research. It transfers precise volumes between 0.1 &micro;L and 5,000 &micro;L, one well or tube at a time, using an air-displacement piston mechanism. The piston creates a partial vacuum that aspirates liquid into a disposable tip; advancing the piston fully dispenses the liquid. A spring-loaded tip ejector releases the used tip without hand contact for contamination control. Manual models depend on finger force and offer simple, battery-free operation; electronic models add programmable aspiration/dispensing speeds, multi-dispense modes, and up to 5 custom pipetting programs.&nbsp; A set of four manual single-channel pipettors (P10, P20, P200, P1000) covers 95% of molecular biology liquid handling; add electronic models for high-throughput repetitive work.
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<h2 dir="ltr">What you will find:</h2>
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Adjustable volume single-channel pipettors for flexible workflows
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Fixed volume pipettors for repeatable dispensing tasks
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Mechanical pipettors for standard lab use
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Ultra-low volume micropipettors for precise &micro;L handling
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Wide-range pipettors covering &micro;L to mL volumes
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Autoclavable pipettors for sterile environments
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Lightweight ergonomic pipettors for long sessions
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</ul>
<h2 dir="ltr"> How to Choose a Single-Channel Pipettor</h2>
 Volume Range: Build a Complete Bench Set A standard four-pipettor bench set covers P10 (1&ndash;10 &micro;L), P20 (2&ndash;20 &micro;L), P200 (20&ndash;200 &micro;L), and P1000 (100&ndash;1,000 &micro;L). For sub-microliter work (sequencing, single-cell), add a P2 (0.2&ndash;2 &micro;L). For large-volume dispensing (media prep, column loading), add a P5000 (1,000&ndash;5,000 &micro;L). Avoid selecting a volume range that places your target dispense below 20% of the maximum &mdash; accuracy degrades at the low end of any range. Manual vs Electronic Manual single-channel pipettors (Eppendorf Research Plus, Gilson PIPETMAN Classic, Rainin Pipet-Lite XLS+) are the standard for routine lab work: field-calibratable, autoclavable, and requiring no power source. Electronic single-channel pipettors (Eppendorf Research Pro, Rainin Pipet-Lite XLS+ Electronic) add: programmable aspiration/dispense speed (5 speeds), multi-dispense (repeat pipetting) mode, mix mode, dilution mode, and backlight LCD volume display. Electronic models reduce hand fatigue in workflows exceeding 200&ndash;300 tip changes per day. Tip Compatibility Three tip systems cover the market: standard conical (universal fit &mdash; fits Eppendorf Research Plus, Gilson PIPETMAN, Rainin non-LTS, Thermo, Sartorius/BioHit); Rainin LTS cylindrical (requires LTS-specific tips &mdash; lower force insertion); Eppendorf epT.I.P.S. proprietary (tightest fit for Eppendorf instruments). Select the tip system that matches your pipettor purchase and existing tip inventory before committing to a brand. Autoclavability and Chemical Resistance Manual pipettors from Eppendorf, Gilson, and Rainin have fully autoclavable lower sections (121&deg;C, 15 psi, 15 min). Electronic pipettors have autoclavable nose cones only &mdash; the electronic module cannot be autoclaved. Calibration and Service All single-channel pipettors are factory-calibrated per ISO 8655. Field recalibration tools are available for Eppendorf, Gilson, and Rainin to perform in-lab gravimetric verification without external service. 
<h2 dir="ltr"> Specifications Context </h2>
 ISO 8655 Part 2 accuracy spec for a 200 &micro;L air-displacement pipettor: &plusmn;0.8 &micro;L systematic error, &le;0.3 &micro;L random error (Eppendorf Research Plus specification at 200 &micro;L). Most manual pipettors weigh 70&ndash;120 g; electronic models weigh 150&ndash;220 g. Operating temperature range: typically 15&ndash;40&deg;C. Eppendorf Research Plus, Gilson PIPETMAN Classic, and Rainin Pipet-Lite XLS+ LTS remain the three dominant single-channel pipettor platforms in North American research labs.&nbsp; 
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Ready to find your new favorite lab tool? Don&rsquo;t just settle for any grip&mdash;find the one that fits your hand and your science. <a href="https://mbpinc.net/contact-us" style="color: #236fa1;">Reach out to the MBP team</a> today for a customized quote.

3322-Group-Pipettor Brochure

Diamond® Jr. Mini Pipettors

Globe Scientific Diamond® Jr. pocket-sized fixed-volume mini pipettors (SKU 3322) — autoclavable, colour-coded, available in 5 µL, 10 µL, 20 µL, 25 µL, 35 µL, 50 µL, and 100 µL. Designed for diagnostic kits, water testing, science education, and field lab use. Non-adjustable fixed volume eliminates accidental dial changes. Assorted 6-set available (3322P).

Manufacture

Pipette, Diamond Jr., 5uL, Orange, Autoclavable , EA

Pipette, Diamond Jr., 10uL, Pink, Autoclavable, EA

Pipette, Diamond Jr., 20uL, Green, Autoclavable, EA

Pipette, Diamond Jr., 25uL, Green, Autoclavable, EA

Pipette, Diamond Jr., 35uL, Autoclavable, EA

Pipette, Diamond Jr., 50uL, Purple, Autoclavable, EA

Pipette, Diamond Jr., 100uL, Orange, Autoclavable, EA

Pipette, Diamond Jr., Pack of 6 Pipettes (5uL, 10uL, 20uL, 25uL, 50uL and 100uL), Autoclavable, KIT/1

Centrifuge Tubes

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

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

All Centrifuge Tubes

<h2 data-section-id="hcowtr" data-start="0" data-end="45">What Are 15 mL and 50 mL Centrifuge Tubes?</h2>
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15 mL and 50 mL centrifuge tubes are conical-bottom vessels in polypropylene (PP) or polystyrene (PS), the two most commonly used tube formats in research and clinical laboratories worldwide. The 15 mL tube is the standard for cell pelleting, RNA isolation, small-scale protein purification, and clinical sample preparation. The 50 mL tube handles larger culture volumes, gradient preparation, tissue homogenate clarification, and bulk precipitation steps. Both formats from Globe Scientific and Nest Scientific are rated to 12,000&ndash;15,000 &times; g in a supported rotor.
15 mL for cell and molecular workflows under 12 mL; 50 mL for culture volumes, gradients, and any prep where a 15 mL conical runs out of headroom.
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<h2 dir="ltr">What you will find:</h2>
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<ul>
<li>Attached flat top screw cap: Leak-proof, one-hand use</li>
<li>Racked: Pre-organized for high-throughput</li>
<li>Self-standing: Stable skirted base</li>
<li>Sterile: For contamination-sensitive work</li>
<li>Non-sterile: General, cost-effective use</li>
<li dir="ltr" role="presentation">Bulk: High-volume, economical</li>
<li dir="ltr" role="presentation">Racked: Organized &amp; ready-to-use</li>
<li dir="ltr" role="presentation">PS racked: Extra stability with polystyrene racks</li>
</ul>
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<h2 data-section-id="1j0vxh6" data-start="772" data-end="821">How to Choose 15 mL and 50 mL Centrifuge Tubes</h2>
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Material: PP vs PS
Polypropylene tubes (Globe Scientific, Nest Scientific) are resistant to most organic solvents, stable from &minus;80 &deg;C to +121 &deg;C, and autoclavable. Polystyrene tubes offer greater optical clarity &mdash; the tube wall is transparent enough to read the sample meniscus and assess pellet quality without removing the tube from the rack. Choose PS when visual inspection is a workflow step; choose PP for all other applications.
Sterility Grade
Sterile tubes (gamma- or E-beam-irradiated, RNase-free, DNase-free, non-pyrogenic) are required for RNA work, primary cell culture, and clinical sample handling. Non-sterile, DNase/RNase-free tubes are appropriate and more cost-effective for DNA extractions, protein assays, and general preparative spins.
Cap Style: Flat-Top vs Plug-Seal
Flat-top screw caps (high-density polyethylene, HDPE) provide a flat writing surface for sample labeling and a double-threaded design that reduces cross-threading in high-throughput workflows. Plug-seal screw caps (HDPE or PP) create a secondary internal seal for leak-prone applications. Attached caps come pre-assembled on sterile tubes; separate caps are standard on non-sterile tubes.
Pack Format: Racked vs Bagged
Racked tubes (foam or PS rack, 50 &times; 15 mL or 25 &times; 50 mL per rack, 500 per case) allow direct pipetting without removing tubes and enable viewing of graduations without disturbing the rack. Bagged tubes (25 or 50 per bag, 500 per case) offer a lower cost per tube and suit labs with robotic liquid handlers or in-house racking systems.
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<h2 data-section-id="up19i6" data-start="2392" data-end="2431">Compare 15 mL and 50 mL Tube Options</h2>
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Globe Scientific 15 mL polypropylene tubes with flat-top blue caps are available in both sterile and non-sterile formats with attached or separate caps. These tubes can be purchased in racked or bagged packaging configurations, with 500 tubes per case, and are rated to withstand centrifugal forces up to 15,000 &times; g.
Globe Scientific 15 mL polystyrene tubes with red caps provide enhanced optical clarity for visual sample inspection and are available in sterile and non-sterile versions. They are supplied with attached or separate caps, offered in racked or bagged formats, and rated up to 12,000 &times; g.
Globe Scientific 50 mL polypropylene tubes with flat-top blue caps are designed for larger-volume centrifugation workflows. Available in sterile and non-sterile configurations with attached or separate caps, these tubes are supplied in racked or bagged packaging and can withstand centrifugal forces up to 15,000 &times; g.
Globe Scientific 50 mL polystyrene tubes with red caps combine large-volume capacity with excellent transparency for easy sample visualization. They are available in sterile and non-sterile formats, supplied with attached or separate caps, packaged either racked or bagged, and rated up to 12,000 &times; g.
Nest Scientific 15 mL polypropylene tubes are supplied sterile with attached caps and packaged in polystyrene racks containing 500 tubes per case. These tubes are rated to 12,000 &times; g and are commonly used in cell culture, clinical, and molecular biology applications.
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<h2 data-section-id="1jl751w" data-start="3950" data-end="3975">Specifications Context</h2>
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Globe Scientific 15 mL and 50 mL centrifuge tubes are molded from USP Class VI virgin polypropylene or polystyrene, certified RNase-free, DNase-free, and non-pyrogenic by lot. The 15 mL PP tube is rated to 15,000 &times; g; 50 mL PP tubes to 15,000 &times; g in a supported rotor. Graduated markings on 15 mL tubes read every 1 mL (with sub-milliliter graduations below 1 mL); 50 mL tubes every 5 mL. Globe Scientific is ISO 9001:2015 certified. As of 2026, MBP stocks flat-top (blue cap) and plug-seal (red cap) variants in PP and PS, with sterile and non-sterile options available.
Ensure your high-speed separations remain consistent and safe by choosing tubes built for extreme RCF ratings. <a href="https://mbpinc.net/contact-us" style="color: #236fa1; text-decoration: underline;">Contact the Molecular Biology Products Inc. team</a> for a quote.

15ml & 50ml Centrifuge Tubes

Flyer

Diamond® Max™ Centrifuge Tubes

Globe Scientific 6295 Diamond Max 15 mL PP centrifuge tube: 20,000 × g rated, USP VI resin, gamma sterile SAL 10⁻⁶, certified DNase/RNase/human DNA/pyrogen/endotoxin-free. Red Easy Grip Cap with integral seal ring. 25/bag, 500/case. Order at <a href="https://www.mbpinc.net/quickorder">mbpinc.net/quickorder</a>.

Diamond MAX Centrifuge Tube, 15mL, Attached Red Flat Top Screw Cap, PP, Printed Graduations, STERILE, Certified, 25/Re-Sealable Bag, 20 Bags/Unit, CS/500

Diamond MAX Centrifuge Tube, 15mL, Attached Red Flat Top Screw Cap, PP, Printed Graduations, STERILE, Certified, 25/Cardboard Rack, 20 Racks/Unit, CS/500

Diamond MAX Centrifuge Tube, 50mL, Attached Red Flat Top Screw Cap, PP, Printed Graduations, STERILE, Certified, 25/Re-Sealable Bag, 20 Bags/Unit, CS/500

Diamond MAX Centrifuge Tube, 50mL, Attached Red Flat Top Screw Cap, PP, Printed Graduations, STERILE, Certified, 25/Cardboard Rack, 20 Racks/Unit, CS/500

Diamond MAX Centrifuge Tube, 50mL, Attached Red Flat Top Screw Cap, PP, Printed Graduations, STERILE, Self-Standing, Certified, 25/Re-Sealable Bag, 20 Bags/Unit, CS/500

3301-1-Group-Pipettor Brochure

3301-1-Group-Maintaining Pipettor Accuracy

3301-1-Group-Diamond Pipettor User Guide

Diamond® Pipettors - Adjustable Volume

Globe Scientific Diamond® adjustable-volume single-channel micropipettors (SKU 3301-1) — 0.1–2.5 µL (full series to 1000 µL). Autoclavable tip cone, streamlined ejector for narrow containers, forward and reverse pipetting. Certificate of calibration and recalibration tool included. 1-year warranty. Soft plunger action for extended use.

Pipette, Diamond, Adjustable Volume, 0.1 - 2.5uL, Pink, EA

Pipette, Diamond, Adjustable Volume, 0.5 - 10uL, Pink, EA

Pipette, Diamond, Adjustable Volume, 2 - 20uL, Pink, EA

Pipette, Diamond, Adjustable Volume, 5 - 50uL, Yellow, EA

Pipette, Diamond, Adjustable Volume, 10 - 100uL, Blue, EA

Pipette, Diamond, Adjustable Volume, 20 - 200uL, Lavender, EA

Pipette, Diamond, Adjustable Volume, 100 - 1000uL, Orange, EA

Pipette, Diamond, Adjustable Volume, 1000 - 5000uL (1-5mL), Light Green, EA

3302-1-Group-Pipettor Brochure

3302-1-Group-Maintaining Pipettor Accuracy

3302-1-Group-Diamond Pipettor User Guide

Diamond® Pipettors - Fixed Volume

The 3302-1 by Globe Scientific is a 1 µL fixed-volume single-channel Diamond pipettor with pink color coding and Tip Group A designation, featuring an autoclavable tip cone and lower section, forward and reverse pipetting modes, and a streamlined tip ejector. Ships with a certificate of calibration, a recalibration tool, and a one-year warranty. The Diamond fixed-volume series covers 1–5,000 µL in discrete volume steps — contact MBP at customerservice@mbpinc.net for the full range.

Pipette, Diamond, Fixed Volume, 1uL, Pink, EA

Pipette, Diamond, Fixed Volume, 2uL, Pink, EA

Pipette, Diamond, Fixed Volume, 5uL, Pink, EA

Pipette, Diamond, Fixed Volume, 10uL, Pink, EA

Pipette, Diamond, Fixed Volume, 15uL, Pink, EA

Pipette, Diamond, Fixed Volume, 20uL, Yellow, EA

Pipette, Diamond, Fixed Volume, 25uL, Yellow, EA

Pipette, Diamond, Fixed Volume, 30uL, Yellow, EA

Pipette, Diamond, Fixed Volume, 40uL, Blue, EA

Pipette, Diamond, Fixed Volume, 50uL, Blue, EA

Pipette, Diamond, Fixed Volume, 100uL, Lavender, EA

Pipette, Diamond, Fixed Volume, 200uL, Lavender, EA

Pipette, Diamond, Fixed Volume, 250uL, Orange, EA

Pipette, Diamond, Fixed Volume, 500uL, Orange, EA

Pipette, Diamond, Fixed Volume, 1000uL (1mL), Light Green, EA

Pipette, Diamond, Fixed Volume, 2000uL (2mL), Light Green, EA

Pipette, Diamond, Fixed Volume, 3000uL (3mL), Light Green, EA

Pipette, Diamond, Fixed Volume, 5000uL (5mL), Light Green, EA

Pipette, Diamond, Fixed Volume, 10000uL (10mL), Light Green, EA

3311-1-Group-Pipettor Brochure

3311-1-Group-Maintaining Pipettor Accuracy

3311-1-Group-Diamond PRO Pipettor User Guide

Diamond® Pro™ Pipettors - Adjustable Volume

3311-1 by Globe Scientific: Diamond PRO 0.1–2.5 µL adjustable-volume single-channel micropipettor, Tip Group A (red), soft TPE grips, autoclavable tip cone and lower section, forward and reverse pipetting, streamlined tip ejector, calibration certificate and recalibration kit included. 1-year warranty.

Pipette, Diamond PRO, Adjustable Volume, 0.1 - 2.5uL, Red, EA

Pipette, Diamond PRO, Adjustable Volume, 0.5 - 10uL, Pink, EA

Pipette, Diamond PRO, Adjustable Volume, 2 - 20uL, Pink, EA

Pipette, Diamond PRO, Adjustable Volume, 5 - 50uL, Yellow, EA

Pipette, Diamond PRO, Adjustable Volume, 10 - 100uL, Blue, EA

Pipette, Diamond PRO, Adjustable Volume, 20 - 200uL, Lavender, EA

Pipette, Diamond PRO, Adjustable Volume, 100 - 1000uL, Orange, EA

Pipette, Diamond PRO, Adjustable Volume, 1000 - 5000uL (1-5mL), Light Green, EA

Pipette Kit, Diamond PRO Adjustable Volume Pipettors: 0.5-10uL, 2-20uL, 20-200uL, 100-1000uL; Sterile Racked Tips: 10uL, 20uL, 200uL, 1250uL and 4-Place Stand, EA

3312-5-Group-Pipettor Brochure

3312-5-Group-Maintaining Pipettor Accuracy

3312-5-Group-Diamond PRO Pipettor User Guide

Diamond® Pro™ Pipettors - Fixed Volume

3312-5 by Globe Scientific: Diamond PRO 5 µL fixed-volume research micropipettor, single channel, Tip Group B, soft TPE grips, autoclavable tip cone, forward and reverse pipetting, streamlined tip ejector, calibration certificate and recalibration kit included. 1-year warranty.

Pipette, Diamond PRO, Fixed Volume, 5uL, Pink, EA

Pipette, Diamond PRO, Fixed Volume, 10uL, Pink, EA

Pipette, Diamond PRO, Fixed Volume, 20uL, Yellow, EA

Pipette, Diamond PRO, Fixed Volume, 25uL, Yellow, EA

Pipette, Diamond PRO, Fixed Volume, 50uL, Blue, EA

Pipette, Diamond PRO, Fixed Volume, 100uL, Lavender, EA

Pipette, Diamond PRO, Fixed Volume, 200uL, Lavender, EA

Pipette, Diamond PRO, Fixed Volume, 250uL, Orange, EA

Pipette, Diamond PRO, Fixed Volume, 500uL, Orange, EA

Pipette, Diamond PRO, Fixed Volume, 1000uL (1mL), Light Green, EA

Pipette, Diamond PRO, Fixed Volume, 2000uL (2mL), Light Green, EA

Pipette, Diamond PRO, Fixed Volume, 3000uL (3mL), Light Green, EA

Pipette, Diamond PRO, Fixed Volume, 5000uL (5mL), Light Green, EA

Carboys

<h2 data-section-id="1pn5j3m" data-start="0" data-end="31">What Are Laboratory Carboys?</h2>
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Laboratory carboys are large-volume plastic containers&mdash;10 L, 20 L, and 50 L being the standard sizes&mdash;used for bulk storage, transport, and dispensing of DI water, buffers, culture media, reagents, and liquid waste. They are manufactured from polypropylene (PP, autoclavable at 121&deg;C) or HDPE (broad chemical resistance, rated to &minus;100&deg;C) with integrated handles, molded liter/gallon graduations, and screw caps with PP integral-seal closures. Optional spigots enable gravity-controlled dispensing without lifting. The rectangular profile of modern carboys maximizes shelf density compared to round containers of the same volume. Globe Scientific EZgrip carboys are molded from USP Class VI, FDA-grade resins&mdash;PP for autoclavable applications and HDPE for chemical and cold storage. PP carboys are the correct choice for autoclave sterilization; cap must be loosened before every autoclave cycle to prevent collapse during cooling.
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<h2 dir="ltr">What you will find:</h2>
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Small carboys (4&ndash;8 L) for bench-top use and daily workflows
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Medium carboys (10&ndash;20 L) for routine liquid storage
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Large carboys (20&ndash;50 L+) for bulk storage applications
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Polypropylene (PP) carboys for autoclavable use
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HDPE carboys for chemical-resistant storage
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Carboys with spigots for easy dispensing
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<h2 data-section-id="og787b" data-start="962" data-end="997">How to Choose Laboratory Carboys</h2>
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Material: PP vs HDPE
Polypropylene is used when autoclave sterilization is required, as it tolerates 121&deg;C steam cycles with the cap loosened. PP also provides resistance to most acids, bases, and alcohols and offers partial translucency for content visibility. HDPE is not autoclavable at 121&deg;C but provides broad chemical resistance, low leachables, and performance down to &minus;100&deg;C, making it suitable for non-sterile chemical storage, waste collection, and cold buffer holding.
Volume
The 10 L carboy is used for media preparation batches, chromatography buffer reservoirs, and bench-scale waste collection. The 20 L carboy is standard for daily buffer preparation, fermentation media supply, and larger waste workflows. The 50 L carboy is reserved for high-throughput bioprocessing, large fermentation systems, and bulk waste accumulation where frequent emptying of smaller units is impractical.
Spigot vs No Spigot
Spigot-equipped carboys allow controlled gravity dispensing without lifting, reducing spill risk and handling strain. Non-spigot carboys are emptied by manual pouring and typically require a dedicated pouring cap for control. Spigots are recommended for 20 L and larger volumes due to handling safety and workflow efficiency.
Amber vs Natural
Natural (translucent) carboys are used for most standard buffers and reagents where visual level monitoring is sufficient. Amber HDPE carboys are used for light-sensitive reagents, biological media, and pharmaceutical intermediates where UV and visible light protection is required during storage.
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<h2 data-section-id="1jl751w" data-start="3200" data-end="3225">Specifications Context</h2>
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Globe Scientific EZgrip PP carboys are molded from USP Class VI, FDA-grade autoclavable polypropylene with integrated handles for safe lifting and transport. EZgrip HDPE carboys are produced from USP Class VI, FDA-grade HDPE with optional amber variants meeting USP &lt;671&gt; light transmission requirements. As of 2026, 20 L PP carboys with spigots are widely used in pharmaceutical pilot labs and academic biochemistry departments for sterile buffer preparation and chromatography feed supply systems. Explore jerricans for 5&ndash;20 L active transport containers and sample storage containers for smaller-volume applications.
<a href="https://mbpinc.net/contact-us">Connect with the MBP team today</a> to discuss your specific volume requirements and chemical compatibility, and find the perfect carboy for your laboratory&rsquo;s bulk storage needs.

Brochure

Diamond® RealSeal™ Heavy Duty PP Carboys Specifications

Diamond® RealSeal™ Heavy Duty Round PP Carboys

7240010 by Globe Scientific: 10 L heavy-duty round polypropylene carboy with integrated handles, molded graduations, and thick walls that hold full vacuum for up to 8 hours. Autoclavable at 121°C. Latex-free. Supplied 6/case. Part of the Diamond® RealSeal™ line (5–50 L).

Carboy, Round with Handles, Heavy Duty PP, White PP Screwcap, 10 Liter, Molded Graduations, Autoclavable, CS/6

Carboy, Round with Handles, Heavy Duty PP, White PP Screwcap, 20 Liter, Molded Graduations, Autoclavable, CS/4

Carboy, Round with Handles, Amber HDPE, Amber PP Screwcap, 10 Liter, Molded Graduations, Autoclavable, CS/6

Carboy, Round with Handles, Amber HDPE, Amber PP Screwcap, 20 Liter, Molded Graduations, Autoclavable, CS/4

Large Format Bottles

<h2 data-section-id="58pdv0" data-start="0" data-end="44">What Are Large Format Laboratory Bottles?</h2>
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Large format laboratory bottles are high-capacity storage containers designed for the preparation, storage, transport, and dispensing of culture media, biological buffers, reagents, chemical solutions, and laboratory waste streams. Typically ranging from 2 L to 20 L, these bottles are used when standard media bottles no longer provide sufficient capacity for laboratory workflows. Volumes between 2 L and 4 L are commonly available as large media bottles, while capacities above 4 L are often categorized as carboys. Large format bottles are manufactured from polypropylene (PP), HDPE, and PETG to accommodate different sterilization requirements, chemical compatibility needs, and storage conditions.
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<h2 dir="ltr">What you will find:</h2>
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Large format bottles (2 L to 5 L) for routine bulk storage
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Extra-large bottles (5 L to 8 L+) for high-volume workflows
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Wide-mouth bottles for easy filling and cleaning
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Narrow-mouth bottles for controlled pouring
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HDPE large bottles for strong chemical resistance
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Polypropylene bottles for autoclave-compatible use
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<h2 data-section-id="1p80bh5" data-start="1136" data-end="1184">How to Choose Large Format Laboratory Bottles</h2>
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Material and Sterilization Requirements
Polypropylene (PP) large format bottles are the preferred choice when autoclave sterilization is required. They can withstand repeated sterilization cycles at 121&deg;C and are widely used for sterile media and buffer preparation. HDPE bottles offer excellent chemical resistance and are commonly selected for reagent storage, waste collection, and applications involving corrosive chemicals. PETG bottles provide exceptional transparency and are suitable for applications where visual monitoring of liquid levels is important, although they cannot be autoclaved.
Neck Size and Closure Compatibility
Large format bottles are available with several closure styles depending on capacity and intended use. Bottles in the 2&ndash;4 L range commonly utilize GL45 threaded closures that are compatible with many filtration and dispensing accessories. Larger bottles may feature wider neck openings that simplify filling, cleaning, and powder transfer operations. When using filtration systems or replacement caps, confirm thread compatibility before purchase.
Handle Design and Ergonomics
As bottle size increases, handling becomes a more important consideration. Integrated handles and ergonomic grip designs improve safety when transporting or pouring large volumes of liquid. Bottles intended for frequent dispensing often include drip-resistant pouring features, while larger storage systems may be paired with dispensing taps or valves to eliminate the need for lifting.
Graduation Markings
Most large format bottles include molded graduations that allow approximate volume measurement during filling and dispensing. Graduation intervals become larger as bottle size increases, making them suitable for general volume estimation rather than precise measurement. For applications requiring accurate volumetric preparation, a calibrated measuring device should still be used.
Single-Use and Reusable Formats
Reusable polypropylene and HDPE bottles are commonly used in research and quality-control laboratories where cleaning and sterilization procedures are routine. Single-use assemblies with integrated tubing ports and vent filters are frequently used in biotechnology and biopharmaceutical environments to reduce contamination risk and eliminate cleaning validation requirements.
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<h2 data-section-id="1jl751w" data-start="4098" data-end="4123">Specifications Context</h2>
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Large format laboratory bottles are typically manufactured from laboratory-grade resins under controlled quality systems and may meet standards such as USP Class VI and ISO 9001 certification requirements. Polypropylene bottles can generally tolerate both freezer storage and repeated autoclave sterilization, making them one of the most versatile options for laboratory use. As of 2026, autoclavable polypropylene large format bottles with wide-mouth closures remain the most commonly specified format for preparation and storage of media and buffer volumes greater than 2 L in research, pharmaceutical, biotechnology, and industrial laboratories.
When your lab starts thinking in liters instead of milliliters, these bottles become part of the backbone of daily work. <a href="https://mbpinc.net/contact-us">Connect with the MBP Team today</a> to find the perfect large format bottle for your laboratory&rsquo;s bulk demands.

Diamond® RealSeal™ Large Format HDPE Bottles Specifications

Diamond® RealSeal™ Large Format 4L Wide Mouth HDPE Bottles with Handles

The 7174000 by Globe Scientific is a Diamond® RealSeal™ 4-liter wide-mouth HDPE bottle with an integrated handle, 100 mm linerless PP cap, and a freeze rating to -100°C. Manufactured from medical-grade HDPE resin in an ISO 13485 and ISO 9001:2015 certified facility; USP Class VI, BPA-free, and phthalate-free. Sold 6 per case.

Bottle, Large Wide Mouth with Handle, Round, HDPE Bottle, 100mm PP Screw Cap, 4 Litres (1.0 Gallons), CS/6

Bottle, Large Wide Mouth with Handle, Square, HDPE Bottle, 100mm PP Screw Cap, 4 Litres (1.0 Gallons), CS/6

Diamond® RealSeal™ Large Format Narrow Mouth LDPE Bottles

Globe Scientific 7072000 Diamond® RealSeal™ 2 L narrow-mouth LDPE bottle, linerless 38 mm PP screwcap with integrated seal ring and semi-buttressed threads. Freezer to –100°C. USP Class VI; BPA/phthalate-free; free of heavy metals; RoHS; FDA CFR-21. ISO 13485/9001 facility. 118 mm OD × 252 mm H. Case of 6.

Bottle, Narrow Mouth, LDPE Bottle, Attached PP Screw Cap, 2 Litres (0.5 Gallons), CS/6

Bottle, Narrow Mouth, LDPE Bottle, Attached PP Screw Cap, 4 Litres (1 Gallon), CS/6

Bottle, Narrow Mouth, LDPE Bottle, Attached PP Screw Cap, 8 Litres (2 Gallons), CS/6

BottDiamond® RealSeal™ Large Format Narrow Mouth PP Bottlesle Specifications

Diamond® RealSeal™ Large Format Narrow Mouth PP Bottles

Globe Scientific 7052000 Diamond® RealSeal™ 2 L narrow-mouth round PP bottle. Linerless 38 mm PP cap; neck ID 27 mm; 118 mm OD × 252 mm H (with cap). USP Class VI; FDA CFR-21; autoclavable at 121°C. ISO 9001/13485. BPA-free. Case of 6.

Bottle, Narrow Mouth, PP Bottle, Attached PP Screw Cap, 2 Litres (0.5 Gallons), CS/6

Bottle, Narrow Mouth, PP Bottle, Attached PP Screw Cap, 4 Litres (1 Gallon), CS/6

Bottle, Narrow Mouth, PP Bottle, Attached PP Screw Cap, 8 Litres (2 Gallons), CS/6

Diamond® RealSeal™ Amber Large Format Narrow Mouth PP Bottles Specifications

Diamond® RealSeal™ Large Format Narrow Mouth PP Bottles, Amber Color

7052000AM by Globe Scientific is a large-format narrow-mouth laboratory bottle molded from amber polypropylene to block UV light and protect light-sensitive contents. Available in 2L, 4L, and 8L sizes with leak-proof polypropylene screw caps rated for autoclaving at 121°C, these bottles deliver reliable containment for corrosive and photosensitive reagents across research, clinical, and industrial labs worldwide.

Bottle, Narrow Mouth, Amber PP Bottle, Attached PP Screw Cap, 2 Litres (0.5 Gallons), CS/6

Bottle, Narrow Mouth, Amber PP Bottle, Attached PP Screw Cap, 4 Litres (1 Gallon), CS/6

Bottle, Narrow Mouth, Amber PP Bottle, Attached PP Screw Cap, 8 Litres (2 Gallons), CS/6

Wide Mouth Bottles

<h2 data-section-id="dscteu" data-start="0" data-end="42">What Are Wide Mouth Laboratory Bottles?</h2>
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Wide-mouth laboratory bottles are storage containers designed with a broad neck opening, typically ranging from 38 mm to 63 mm in diameter, allowing easy filling, dispensing, and cleaning. Their large opening makes them ideal for handling powders, granules, viscous liquids, biological samples, and other materials that are difficult to transfer through narrow-neck containers. Globe Scientific Diamond RealSeal wide-mouth bottles are available in several materials, including HDPE, polypropylene (PP), LDPE, and PETG, each suited to different laboratory applications. HDPE bottles offer excellent chemical resistance and low-temperature performance, PP bottles provide autoclavability, LDPE bottles offer flexibility, and PETG bottles are commonly used for sterile media storage. For laboratories requiring maximum storage efficiency and sterilization capability, PP square wide-mouth bottles are often the preferred option because they are autoclavable and utilize shelf space more effectively than round bottles.
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<h2 dir="ltr">What you will find:</h2>
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Wide mouth bottles in multiple capacities (50 mL, 100 mL, 250 mL, 500 mL, 1 L, 2 L)
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HDPE wide mouth storage bottles for general laboratory use
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Polypropylene (PP) autoclavable bottles for sterile applications
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Clear wide mouth bottles for easy sample visibility
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Amber wide mouth bottles for light-sensitive reagents
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Graduated bottles for accurate volume measurement
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<h2 data-section-id="vq7xyo" data-start="1061" data-end="1096">How to Choose Wide Mouth Bottles</h2>
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Round vs. Square Design
Round wide-mouth bottles are the traditional laboratory format and fit easily into standard storage racks and holders. Their curved interior walls help reduce material retention during dispensing and cleaning. Square bottles maximize storage efficiency by reducing unused space between containers on shelves and inside refrigerators. They also provide flat surfaces for labels, making identification easier and improving label adhesion. Laboratories managing large inventories often favor square bottles for their superior space utilization.
Material and Temperature Requirements
HDPE wide-mouth bottles are suitable for general-purpose chemical, reagent, and sample storage. They offer broad chemical compatibility and can be used in low-temperature environments, including standard laboratory freezers and many ultra-low temperature applications. Polypropylene wide-mouth bottles are the preferred choice when sterilization is required, as they can be autoclaved at 121&deg;C without deformation. LDPE bottles provide flexibility and are useful when gentle squeezing or easy handling is beneficial, although they are not intended for autoclaving. PETG bottles combine excellent clarity with durability and are commonly selected for sterile media preparation and storage.
Amber Bottles for Light-Sensitive Materials
Amber wide-mouth bottles help protect photosensitive materials from UV and visible light exposure. They are commonly used for storing light-sensitive powders, chemicals, biological reagents, and pharmaceutical compounds. When long-term light protection is required, amber HDPE bottles provide an effective and economical storage solution.
Volume Selection
Smaller bottles in the 30&ndash;60 mL range are ideal for standards, reference materials, and small sample aliquots. Mid-size bottles between 125 mL and 500 mL are commonly used for working reagents, buffers, and routine laboratory materials. Larger bottles ranging from 1 L to 2 L are suitable for bulk powders, stock solutions, and frequently accessed laboratory reagents.
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<h2 data-section-id="1jl751w" data-start="3843" data-end="3868">Specifications Context</h2>
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Globe Scientific Diamond RealSeal HDPE and PP wide-mouth bottles are manufactured from virgin FDA-compliant resins and feature smooth interior surfaces and consistent wall thickness for reliable performance. The Diamond RealSeal closure system uses an integral-seal polypropylene cap that provides a secure, leak-resistant closure without requiring separate liners or gaskets. The Diamond Essentials line offers bulk-packaged HDPE bottles for high-volume laboratory operations where cost efficiency is important. As of 2026, 250 mL and 500 mL HDPE wide-mouth bottles remain among the most commonly used formats in research, pharmaceutical, academic, and industrial laboratories for reagent and sample storage. Explore narrow mouth bottles for liquid-focused applications and wash mouth bottles for controlled squeeze dispensing.
For product details, specifications, or bulk purchasing support, <a href="https://mbpinc.net/contact-us">the MBP team is ready to assist</a> with the right solution for your laboratory needs.

Diamond® RealSeal™ Large Format PP Bottles Specifications

Diamond® RealSeal™ Large Format Wide Mouth PP Bottles

Globe Scientific 7002000 Diamond® RealSeal™ 2 L wide-mouth round PP bottle. Linerless 100 mm PP cap; integrated seal ring; semi-buttressed threads. USP Class VI; FDA CFR-21; autoclavable −40°C to 121°C. 119 mm OD × 245 mm H (with cap). ISO 9001/13485. Case of 6.

Bottle, Wide Mouth, Large Format, PP Bottle, Attached PP Screw Cap, 2 Litres (0.5 Gallons), CS/6

Bottle, Large Wide Mouth with Handle, Round, PP Bottle, 100mm PP Screw Cap, 4 Litres (1.0 Gallons), CS/6

Bottle, Large Wide Mouth with Handle, Square, PP Bottle, 100mm PP Screw Cap, 4 Litres (1.0 Gallons), CS/6

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