Round Bottom Snap Cap Tubes

No more fumbling with caps for your tubes.

MTC Bio’s new round bottom snap cap culture/centrifuge tubes adopt the conveniences of popular 1.5 mL microcentrifuge tubes in higher capacities of 5 mL, 7 mL, and 10 mL. Prevent a common source of cross-contamination in the lab by completely eliminating the threat of mismatched caps.

These durable, polypropylene tubes are supplied sterile and are autoclavable. All tubes feature molded graduations and the 5 and 7 mL tubes have frosted marking areas. Tubes are packed in easy-to-open sterile bags of 100.

• Microtube convenience in larger capacities
• Attached caps seal at the rim with a “click”
• Sterile, easy-open bags of 100 tubes
• Molded graduations and frosted marking area

MTC™ Bio 50 mL Centrifuge Tubes

Durable, Leakproof, and Freezer-Safe for High-Speed Centrifugation.

These 50 mL centrifuge tubes are built for strength, clarity, and reliability in demanding lab environments. Manufactured from premium polypropylene, these tubes deliver excellent chemical resistance, high clarity for sample visibility, and outstanding durability during high-speed centrifugation.

Designed to withstand up to 15,000 x g RCF, these 50 mL tubes are ideal for large-volume sample prep, pelleting, and storage. The flat-top, screw-on caps ensure a secure, leakproof seal up to 95 kPa (14 psi) and provide a convenient surface for labeling.

Choose from skirted self-standing tubes (for benchtop use without a rack) or conical-bottom options for compatibility with standard tube holders and centrifuge rotors. All tubes are certified sterile and free of RNase, DNase, pyrogens, and cytotoxins. Available in bagged, racked, or Eco-Racked formats to suit any lab workflow.

Key Features

• 50 mL capacity – ideal for high-volume lab work
• Made from high-strength polypropylene
• Withstands up to 15,000 x g centrifugal force*
• Leakproof screw-cap design (95 kPa / 14 psi)
• Available in skirted (self-standing) and conical bottom formats
• Freezer-safe to -86°C
• Frosted surface for easy writing and sample identification
• Compatible with standard rotors and racks
• Sterile and certified RNase-, DNase-, pyrogen-, and cytotoxin-free 

Applications

• Large-volume centrifugation
• Cell pelleting and sample prep
• Tissue culture
• Clinical and molecular biology labs
• Sample storage and transport

*Performance specifications refer to liquids with a specific gravity of 1.0, using appropriate rotors, cushions, and adapters.
 

MTC™ Bio 10 mL Centrifuge Tubes

Perfect Mid-Range Solution Between 5 mL and 15 mL Tubes.

MTC™ Bio’s 10 mL Centrifuge Tubes are the ideal choice when 5 mL is too little and 15 mL is too much. Designed for efficiency, these tubes help reduce plastic waste, shipping costs, and storage space without compromising performance. Their shorter height allows for 100% sample recovery and less pipette contamination, making them a smarter alternative to taller 15 mL tubes.

Manufactured from high-quality medical-grade polypropylene, these tubes are RNase, DNase, and pyrogen-free, and come sterile in bags of 50 with attached screw caps. With a maximum RCF rating of 12,000 x g, they’re compatible with most 15 mL rotors, racks, and thermal blocks.

Key Features

• Fills the gap between 5 mL and 15 mL tubes
• Shorter tube height reduces waste, improves recovery, and prevents pipette contact with inner walls
• Printed graduations from 1.5 to 10 mL (0.5 mL increments)
• Fits most 15 mL centrifuge rotors, racks, and heaters
• Withstands up to 12,000 x g RCF
• Supplied sterile, with screw caps attached
• Certified RNase, DNase, and Pyrogen-Free

Applications

• General lab centrifugation
• Sample prep and storage
• Molecular biology, microbiology, and cell culture
• Clinical and diagnostic workflows

Packaging

• 50 tubes per sterile bag, caps attached
• Bulk-friendly for labs looking to reduce cost and waste 

Specifications
 

Max RCF w/o Cap	12,000 x g
Temp. Range	-86 to 121°C (-122.8 to 249.8ºF)
Material	Tube: Polypropylene | Cap: HDPE
Dimensions (D x H)	0.63 x 4.09 In. | 16 x 104 mm

 

MTC™ Bio 30 mL Centrifuge Tubes

Leakproof, Freezer-Safe, and Self-Standing for Reliable Everyday Use.

These 30 mL centrifuge tubes offer the ideal balance between standard 15 mL and 50 mL sizes, providing extra capacity without the bulk. Made from high-clarity, medical-grade polypropylene, these tubes are built for durability and optimal performance in high-demand laboratory environments.

The 30 mL model features a skirted (self-standing) bottom, eliminating the need for separate tube racks—ideal for hands-free handling and improved workflow. Each tube includes a flat-top, screw-on cap designed for easy labeling and leakproof sealing up to 95 kPa (14 psi). These tubes can be safely frozen down to -86ºC and are rated for centrifugation up to 7,000 x g when used with appropriate rotors and adapters.

Every 30 mL centrifuge tube is sterile, RNase-, DNase-, pyrogen-, and cytotoxin-free, ensuring sample purity and integrity. Available bagged or racked to meet your lab's organizational needs.

Key Features

• 30 mL volume—ideal for mid-capacity applications
• Made of high-strength polypropylene for chemical and centrifugal resistance
• Withstands up to 7,000 x g RCF
• Leakproof design (95 kPa / 14 psi) with flat-top screw caps
• Skirted base allows tubes to stand upright without racks
• Freezer-safe to -86C
• Frosted surface for easy writing and labeling
• Sterile and certified free of RNase, DNase, pyrogens, and cytotoxins
• Supplied in bags or eco-friendly plastic racks

Applications

• Sample collection and processing
• Mid-volume centrifugation
• Cell culture, pelleting, and storage
• Clinical and life science research
• Freezing and short-term sample preservation

MTC™ Bio 25 mL Centrifuge Tubes

MTC™ Bio 25 mL Centrifuge Tubes are the perfect solution for applications requiring more volume than 15 mL tubes but less than 50 mL. Designed to close the gap between standard sizes, these mid-volume conical tubes are ideal for midipreps, sample preparation, centrifugation, mixing, and long-term storage.

With a 33% shorter height and a wide diameter identical to 50 mL tubes, these low-profile tubes enhance efficiency by allowing faster pellet re-suspension and 100% sample recovery, even with small volumes. Their unique design also helps prevent cross-contamination, thanks to a pipette-friendly, wide-mouth opening that reduces accidental contact with the inner tube wall.

Made of high-clarity polypropylene, each 25 mL tube can withstand up to 17,000 x g RCF (relative centrifugal force) and features a 360º support rim beneath the screw cap. This rim fits most standard 50 mL tube rotors, racks, blocks, and centrifuge shields, eliminating the need for adapters—similar to the convenience of 1.5 mL microcentrifuge tubes.

These conical tubes come gamma sterilized, are RNase, DNase, and pyrogen free, and are available in bags or racks of 25, with caps pre-attached for ease of use.

Key Features

• 25 mL capacity – fills the gap between 15 mL and 50 mL tubes
• Shorter height & wider diameter – saves storage space and improves sample handling
• Compatible with 50 mL centrifuge rotors – no adapters needed
• 360° support rim – ensures secure fit in racks and rotors
• Printed volume graduations – clear markings from 5 mL to 2 mL
• High-speed performance – withstands up to 17,000 x g RCF
• Sterile & certified – RNase, DNase, and pyrogen free
• Reduced waste and freight costs – eco-friendly compact design 

Specifications
 

Max. RCF	17,000 x g
Temp. Range	-86°C to 121°C
Material	Tube: Polypropylene | Cap: HDPE
Dimensions (D x H)	1.14 x 3.03 In. | 29 x 77 mm

 

DuoClick™ Two Position Screw-Cap Culture Tubes

Revolutionize your culturing process with DuoClick™ Two Position Culture Tubes—featuring a patent-pending screw-cap design that offers simple, secure, and splatter-free closure. Ideal for both aerobic and anaerobic culturing, DuoClick™ tubes eliminate the frustration of traditional snap-caps and provide a safer, more controlled lab experience.

The innovative cap mechanism clicks into two distinct positions:

• First Click: Secure, ventilated seal for aerobic culturing
• Second Click: Airtight, leakproof seal for anaerobic culturing

Made from high-quality polypropylene, these tubes are durable, chemical-resistant, and centrifuge-safe up to 4,000 x g. They come gamma sterilized, with attached screw caps, and are available in ready-to-use rack packaging for maximum convenience. Each tube also features easy-to-read printed graduations and a flat, markable cap for improved labeling and traceability in busy lab environments.

Key Features

• Patent-pending DuoClick™ screw-cap with aerobic and anaerobic settings
• Reduces splashing and eliminates snap-cap frustration
• Flat, writable screw-cap for easy sample identification
• Printed graduations for accurate measurement
• Polypropylene construction – centrifuge safe up to 4,000 x g
• Gamma sterilized and ready-to-use in racks
• Ideal for microbiology, cell culture, and general lab use 

Upgrade your lab’s efficiency and safety with DuoClick™ Culture Tubes—the smarter solution for modern culturing workflows.
 

Harvest Acrylic Serological Pipet Rack

The Harvest Acrylic Serological Pipette Rack provides durable, space-efficient storage for both glass and plastic serological pipettes ranging from 1 mL to 100 mL. Designed with functionality and visibility in mind, this sturdy acrylic rack keeps pipettes neatly organized, easily accessible, and protected from damage - helping maintain a clean, efficient workspace.

Key Features

• Versatile Storage: Holds glass or plastic serological pipettes from 1 mL to 100 mL.
• Durable Construction: Made from heavy-duty acrylic for long-lasting use and easy cleaning.
• Five Angled Compartments: Securely stores pipettes in an organized, upright position for quick access.
• Integrated Pipette Controller Slots: Includes two upper slots for conveniently holding pipette controllers.
• Space-Saving Design: Compact yet spacious rack design helps optimize benchtop organization.
• Enhanced Visibility: Tinted blue acrylic provides a sleek, professional look while maintaining clear visibility of stored pipettes.
• Stable Base: Wide footprint ensures stability during pipette loading and retrieval.

Quality Assurance

Harvest acrylic racks are precision-manufactured to ensure durability, clarity, and resistance to chemical wear. Each rack is inspected for stability and smooth edge finishing to prevent scratches or breakage of your pipets.

Applications

• Ideal for research, clinical, and educational laboratories
• Organize and protect frequently used glass or plastic pipettes
• Store pipette controllers alongside pipettes for easy access
• Maintain clean and efficient lab workstations

Specifications

TPP TubeSpin® Bioreactors

TPP TubeSpin® Bioreactors have a proven track record in large-scale screening and optimization processes of suspension cells. Designed for efficiency, these tubes allow evaluation of parameters important for production up-scaling while using minimal culture volumes—maximizing the number of parallel experiments possible at the same time.

Suspension cells ranging from immune cells to insect cells, and microorganisms such as E. coli and yeast, can be both cultured and centrifuged directly in TubeSpin® Bioreactors, eliminating the need for transfers before spinning down.

Key Features

• Working volume: 1–35 mL
• Start small suspension cell cultures directly from frozen stocks
• Suitable for bacterial, yeast, and suspension cell cultures (static or shaking)
• Conical bottom for easy pelleting
• 0.22 µm PTFE filter membrane for sterile gas exchange
• Five adjustable openings (A–E) to regulate ventilation as needed
• Fits in standard 15 mL centrifuge rotors
• Dual-purpose: culture and spin in the same tube
• Saves on consumables compared to Erlenmeyer flasks and transfer tubes

Advantages

• Superior gas exchange and defined ventilation control
• Flexible working volumes with one tube type
• Eliminates transfer steps — centrifuge cultures directly
• Enables large-scale, parallel experiments
• Minimizes cell shearing and foam formation (no stirring mechanism)
• Space-saving compared to T-flasks
• Reduces plastic use and waste
• Easy sampling and withdrawal

Applications: Bacterial & Microbiological Cultures

• TPP TubeSpin® Bioreactors are ideally suited for bacteria, yeast, and other microorganisms. Compared to traditional glass test tubes, these disposable tubes save time and effort by eliminating washing and sterilization steps.
• Support aerobic and anaerobic cultures via adjustable filter cap openings
• Culture 1–35 mL volumes per tube — ideal for mini preps, small-scale screens, and downstream workflows
• Disposable format ensures fast setup and reduced contamination risk
• Compatible with CO shaking incubators for parallel high-throughput cultivation

Water Loss Minimization

• When incubating small culture volumes for extended periods, water loss can affect growth. 
• TubeSpin® Bioreactors allow control of evaporation by selectively closing openings above the sterile PTFE filter membrane, while still ensuring effective gas exchange.

Quality Assurance

• Manufactured from high-quality, optically clear plastic
• Sterile, gamma irradiated
• Certified DNase/RNase, nucleic acid, and pyrogen-free

Contact us for free samples and explore how TPP TubeSpin® Bioreactors
can streamline your cell culture workflows.   

Literature and comprehensive information about shaking technology can be found in the "Forum Shaking Technology", a cooperation of TPP with competent partner companies. 

PR1MA™ 24-Well Deep Well Plates

Manufactured from pure polystyrene with no additives and sterilized by gamma irradiation, these plates ensure optimal sterility and performance. Plates are single-use (non-autoclavable) and come individually wrapped/sealed in polyethylene foil.

• Plates have square wells of 17 x 17 mm and 40 mm deep
• Typical shaking conditions: 225 rpm/50 mm, or 300 rpm/25 mm

Fully Skirted Square 24-Deep Well Microplate with Disposable Cover (PR-CR1424-CDC)

Older version of PR-CR1424-CL. Mainly used with the Thermo Fisher™ Cytomat™ Selector series and for further automation uses.

• Pyramid bottom for easy centrifugation (pellet in center well)
• Comes with a disposable low-evaporation sandwich cover (1.2 mm holes) on top
• Mainly used for automation purposes where the PR-CR1424-CL ridges are an issue 

Square 24-Deep Well Microplates with PS Lid (PR-CR1424-CL)

• Used for leachable-sensitive cultures, such as the cultivation of CHO- and HEK cells
• Pyramid bottom for easy centrifugation (pellet in center well)
• Stackable two high in our universal clamps
• Barcoded version available for sample tracking (PR-CR1424-CLB)

Square 24-Deep Well Microplates with Disposable Cover (PR-CR1424-CLDC)

• Low evaporation disposable covers (1.2 mm holes) mounted on top
• Pyramid bottom for easy centrifugation (pellet in center well)
• Stack three high in our universal clamps 

Grey/White Square 24-Deep Well Microplates with a Transparent Bottom (PR-CR1424-DG)

• Has a transparent bottom and is thus suitable for use in the Growth Profiler
• Light grey to prevent cross-talk between wells, ensuring the most accurate measurements, even at lower ODs 

Extra Tall 4-Position Universal Clamp (PR-CR1812DC-L)

For use with 24-Deep Well Plates and disposable covers.

Special clamping system with ultra-high pillars to support triple-stacked plates and disposable covers, such as the PR-CR1424-CLDC series. Fits various shaker platforms.

If stainless covers are used, only two 24-Deep Well Plates and covers are to be stacked (to prevent a too high center of gravity)

Specifications
 

Item #	Plate Description	Plate Height	Wells	Bottom Style	Vol.	Rec. Culture Vol.	Color
PR-CR1424-CL	Square deepwell w/ disposable PS lid	44 mm	24 Wells, 40 mm	V-Bottom	264 mL	3 mL	Clear
PR-CR1424-CLB	Square deepwell w/ disposable PS lid and barcode	44 mm	24 Wells, 40 mm	V-Bottom	264 mL	3 mL	Clear
PR-CR1424-CDC	Sq. deepwell w/ dispo. sandwich cover, 1.2 mm holes (Cytomat use)	44 mm	24 Wells, 40 mm	V-Bottom	264 mL	3 mL	Clear
PR-CR1424-CLDC	Square deepwell w/ disposable sandwich cover, 1.2 mm holes	44 mm	24 Wells, 40 mm	V-Bottom	264 mL	2.5 mL	Clear
PR-CR1424-DG	Square deepwell, disposable	44 mm	24 Wells, 40 mm	Transparent	264 mL	2.5 mL	Grey/White
PR-CR1812dc-L	Ultra high universal clamp with 4 positions, for triple stacking of 3 MTPs + disposable covers (fits various shaker platforms)

 

Disclaimer

Thermo Fisher™ and Cytomat™ are trademarks of Thermo Fisher Scientific Inc. Our products are third-party items designed for compatibility with Thermo Fisher™ instruments. Thermo Fisher Scientific Inc. does not manufacture, sponsor, or endorse our products, and is not affiliated with these offerings in any way.
 
 

PR1MA™ LTS™ Style Pipette Tips

These tips deliver superior accuracy and precision, ensuring reliable and consistent results. We are proud to manufacture our products in the USA and are committed to sustainability.

Our racks and boxes are made from our exclusive post-consumer resin, while the tips and lids are made from 100% virgin polypropylene for optimum clarity and purity.

These tips are the perfect fit for use with Rainin® LiteTouch® pipettors and are compatible with both single- and multi-channel LiteTouch® pipettors.

• Compatible with Rainin® single- and multi-channel LiteTouch® pipettors
• Light force required to add or eject tips
• Available in racked, sterile, filtered sterile, and reload varieties
• Tips are made from medical-grade virgin polypropylene

• Rack bases and grids are made from our exclusive 50% post-consumer recycled polypropylene—a reduction of up to 30% in the use of virgin polypropylene per rack of tips.

• Proprietary resin technology facilitates clean release
• Certified free of detectable RNase, DNase, DNA, PCR inhibitors, and tested pyrogen-free

Upgrade your pipetting experience with PR1MA™ LTS-Style Tips, which feature ultralow ejection force for comfortable, ergonomic pipetting.

Rainin, LTS and LiteTouch are registered trademarks of Mettler-Toledo Rainin, LLC.

Proudly made in the USA! Click here for more made in America products!

New Look, Same Reliable Product - Now from PR1MA™!

PR1MA™ 5 and 10 mL Transport Tubes

Leak-Proof, 95kPa Compliant, and Sterile.

PR1MA™ Transport Tubes are high-quality, leak-proof tubes designed for the secure transport, storage, and freezing of biological samples. Widely used in clinical, hospital, pharmaceutical, environmental, food testing, and research laboratories, these tubes meet the rigorous demands of modern laboratory workflows and 95kPa transportation compliance—making them suitable for air transport of infectious or high-value specimens.

These 5 mL (16 x 60 mm) and 10 mL (16 x 80 mm) tubes are constructed from high-grade polypropylene and feature vivid white printed graduations and a dedicated marking area for easy sample identification and tracking. All tubes are self-standing for stable benchtop use.

Two reliable sealing options are available:

• Standard Screw-Cap Tubes – Features a leak-proof 1.25-turn screw cap that comes pre-attached for convenience
• O-Ring Screw-Cap Tubes – Engineered with an integrated silicone O-ring that exceeds 95kPa standards, ensuring maximum containment in high-pressure and extreme temperature environments

Both types are available in:

• Sterile (with pre-attached caps)
• Non-sterile (with separately packaged caps)
• RNase, DNase, and pyrogen-free
• 100/bg, 10 bgs/cs for high-throughput laboratory use

Key Features

• Leak-proof screw caps (standard or O-ring options)
• Exceeds 95kPa compliance standards for safe air transport
• Durable, medical-grade polypropylene
• Clear printed graduations and writing area
• Available in 5 mL and 10 mL sizes
• Sterile (pre-attached caps) and non-sterile (caps separately packaged)
• Self-standing design for benchtop stability
• Ideal for storage, freezing, and transport of liquid samples

PR1MA™ 2-Well Deep Well Plates

High capacity deep well plates for scalable cell culture and efficient mixing.

Upgrade your cell culture workflow with PR1MA™ 2-Deepwell Microplates, expertly designed to handle larger culture volumes and replace traditional 250 mL flasks. Made from pure polystyrene with no additives, each plate features two deep wells and comes with a transparent polystyrene lid for secure and sterile handling.

Key Features

• Each square well holds approximately 230 mL, ideal for large-scale cultures
• Pyramid bottom design promotes easy and efficient centrifugation, allowing for central pellet formation
• Sterilized by gamma irradiation and non-autoclavable to ensure optimal sterility
• Designed for shaking at 180 rpm (50 mm orbit) or 225 rpm (25 mm orbit) to maximize aeration and mixing efficiency
• Wells are 80 mm deep with slightly rounded corners to reduce foaming during agitation
• Packed in boxes of 4, each plate is individually wrapped in polyethylene foil for easy handling and contamination prevention

• Also available with barcodes (PR-CR1402-LB) for seamless sample tracking   

Perfect for cell culture, bacterial growth, protein expression, or any lab process requiring large volume mixing in a compact format.

Switch to PR1MA™ deep well plates for a more efficient, space-saving alternative to bulky flasks, with better culture control, easier handling, and superior performance.

Specifications
 

Item #	Plate Description	Plate Height	Wells	Bottom Style	Vol.	Rec. Culture Vol.	Color
PR-CR1402-L	Extra high sq. deepwell w/ PS lid	85 mm	2 Wells, 80 mm	V-Bottom	460 mL	60 - 80 mL	Clear
PR-CR1402-LB	Extra high sq. deepwell w/ PS lid & barcode	85 mm	2 Wells, 80 mm	V-Bottom	460 mL	60 - 80 mL	Clear