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

PR1MA™ Western Blotting Boxes

Minimize Antibody Waste & Maximize Efficiency.

No matter the size of your blot, there’s a PR1MA™ Western Blotting Box designed to fit it perfectly. Our selection includes boxes tailored for mini, half, whole, and strip blots, ensuring the most efficient use of space and reagents. By matching blot size to the correct container, you can reduce reagent and antibody consumption, save money, and maximize shaker or rocker capacity during incubation.

All boxes feature uniformly flat bottoms and 90º angled corners to ensure even reagent distribution and minimal pooling. For light-sensitive samples, opaque black blotting boxes are available to protect antibodies and blots from photodegradation.

With a hinged lid to minimize evaporation and sizes optimized for all common blotting applications, these boxes are a must-have for any lab performing Western blot analysis.

Key Features

• Sized to fit all common blot formats – mini, half, whole, and strip blots
• Reduce antibody and reagent usage with perfectly sized boxes
• Flat bottom and 90° corners for uniform reagent coverage
• Hinged lids reduce evaporation during incubations
• Light-blocking black boxes available for light-sensitive protocols
• Ideal for Western blotting, membrane staining, and antibody incubations 

Use the right-sized box to get better results while saving on expensive reagents.   

Specifications

PR1MA™ 6-Well Deep Well Plates

PR1MA™ 6-Deepwell Microplates are high-quality, sterile plates specifically engineered for CHO-cell cultivation. Each plate is constructed from pure polystyrene with no additives, making it ideal for sensitive biological applications. Designed to replace 125 mL shake flasks, these plates offer superior mixing, better scalability, and a smaller lab footprint.

Key Features

• Six Deep Wells Per Plate: Each square well measures 34 x 34 mm, is 80 mm deep, and has a slightly rounded bottom to prevent foaming
• Recommended working volume of 25 to 35 mL per well, with a maximum capacity of 82 mL
• Pyramid-shaped well bottom allows for easy and consistent centrifugation, centralizing cell pellets for simplified downstream processing
• Sterilized by gamma irradiation. Plates are non-autoclavable and individually sealed for contamination control
• Optimized for Shaking Incubators: Suitable for orbital shaking at 180 rpm (50 mm orbit) or 225 rpm (25 mm orbit) to ensure efficient oxygen transfer and mixing.
• Specifically developed for long-term cultivation (4+ days) of Chinese Hamster Ovary (CHO) cells, widely used in biopharma production
• Packed in boxes of 4, each plate is individually wrapped in polyethylene foil for easy handling and contamination prevention 

Available Lid Options

• Standard Polystyrene Lid (PR-CR1406)
• Barcoded Version (PR-CR1406-B) for sample tracking
• Disposable Low-Evaporation Cover (PR-CR1406-DC) 

Low-Evaporation Disposable Cover (PR-CR1406-DC)

Enhance your long-term culture performance with this disposable sandwich-style lid, specifically designed to minimize evaporation during extended incubations.

• Evaporation Control: ~130 uL/well/day at 30°C, 50% humidity
• Air Exchange: 6.5 mL/min per well through 4 mm holes
• Ideal for Extended Cultures: Supports stable growth of CHO cells over 4+ days 

Construction

• Rigid frame from medical-grade polystyrene
• ePTFE membrane filter (0.3 uM) laminated with polyester/polyamide fabric
• PEVA rubber seal (FDA-grade closed-cell foam) for a tight fit and secure seal 

Upgrade to the PR1MA™ 6-Deepwell Plates for more consistent culture performance, improved lab efficiency, and reduced risk of contamination.

Specifications
 

Item #	Plate Description	Plate Height	Wells	Bottom Style	Vol.	Rec. Culture Vol.	Color
PR-CR1406	Extra high square deepwell w/ PS lid	85 mm	6 Wells, 80 mm	V-Bottom	492 mL	25 - 35 mL	Clear
PR-CR1406-B	Extra high square deepwell w/ PS lid and barcode	85 mm	6 Wells, 80 mm	V-Bottom	492 mL	25 - 35 mL	Clear
PR-CR1406-DC	Extra high square deepwell w/ dispo. cover, 4 mm holes	85 mm	6 Wells, 80 mm	V-Bottom	600 mL	25 - 35 mL	Clear

 

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

PR1MA™ Transport Tubes with Temperature Indicator

Leak-Proof, 95kPa Compliant, Temperature-Indicating Sample Vials.

PR1MA™ Self-Standing Transport Tubes—commonly known as mailing tubes or transport vials—are specifically engineered for the safe storage, transport, and freezing of temperature-sensitive biological samples. Made from virgin polypropylene, these tubes are RNase, DNase, and pyrogen-free, ensuring contamination-free use in medical, clinical, pharmaceutical, and research settings.

Each sterile tube features a 1¼-turn, leak-proof screw cap that is pre-attached for convenience. The tubes are fully 95kPa compliant, making them ideal for the air transport of infectious or high-risk samples.

Now enhanced with Temperature Indicator Technology, each tube includes a
built-in indicator patch that offers a visual cue of the sample’s temperature state:

• Starts turning blue at 4°C
• Turns dark blue at 0°C
• Returns to transparent grey above 4°C

This unique feature helps researchers monitor cold chain integrity and prevents sample degradation due to temperature fluctuation—perfect for transporting vaccines, reagents, or temperature-sensitive specimens.

Key Features

• Temperature Indicator for real-time temperature awareness
• Certified 95kPa compliant for air shipment of biological materials
• Made from high-purity, virgin polypropylene
• Leak-proof, 1¼-turn screw caps (pre-attached)
• White printed graduations and marking area for easy labeling
• Sterile, RNase, DNase, and pyrogen-free
• Self-standing design for benchtop stability

• Ultra-pure polypropylene meets FDA 21 CFR 177.1520 & USP Class VI.
• High-contrast black 100 uL graduations are bold and easy to read.
• Large white writing area on all tubes.
• Optimized for vapor-phase liquid nitrogen storage.
• Note: not suitable for immersion in liquid nitrogen.
• Temperature range: -196°C to 121°C.
• HDPE cap has secure lip-seal feature so no O-ring is necessary.
• Maximize tube storage within racks, boxes, and canes.
• Sterile and certified free of detectable DNase, RNase, DNA, PCR inhibitors, and endotoxins.

TPP Tissue Culture Tubes

TPP Tissue Culture Tubes provide a versatile solution for cell culture, microscopy, and centrifugation in both research and industrial applications.

Available in 10 cm² and 20 cm² surface areas, these flat tubes offer crystal-clear transparency, activated growth surfaces, and user-friendly features like large openings for pipettes and scrapers, vented screw caps, and stable stacking. Ideal for adherent cell culture and convenient handling in CO incubators.

Features of TPP Tissue Culture Tube 10 cm²:

• Multifunctional: cultivation, incubation, examination under microscopy, and centrifugation.
• Conical shape eases pellet removal.
• 10 cm² surface activated growth area with crystal-clear transparency.
• Large opening allows full access for pipettes and scrapers.
• Sloped and flattened upper side reduces refraction for microscopy.
• Compatible with 50 mL standard centrifuge adapters (1,200 g).
• Segmental packaging protects tubes from scratches during transport.
• Bag slits with laser perforation allow easy opening.
• Fits TPP tissue culture racks (8 x tubes horizontal for CO incubator storage). 

Features of TPP Tissue Culture Tube 20 cm²:

• 20 cm² activated growth surface over a 50 mm length.
• Volume graduations up to the tip for precise measurements.
• Specially formed 10-sided comb from “VENT” screw cap with “Click” prevents rolling and allows easy re-positioning.
• Click to lock: “VENT” screw cap ensures constant airflow in vertical position.
• Compatible with 15 mL standard tube adapter; centrifuge up to 1,200 g.
• Re-closable zipper bag with laser perforation for convenient storage.

Quality Assurance:

• Made from high-quality polystyrene for excellent optical clarity.
• Sterile, gamma-irradiated packaging.
• Certified DNAse/RNAse, nucleic acid, and pyrogen-free.

Specifications

Contact us for free samples and experience how TPP Tissue Culture Tubes improve your cell culture workflow. 
 

PR1MA™ 24 Well Half Deep Well Plates

4-Well round polystyrene microplates with transparent bottom and lid (Porvair®).

The PR1MA™ Half Deep Well Plate - 24 is designed for specialized cell cultivation where minimal shear stress is essential. Manufactured from high-quality polystyrene, these microplates feature round wells with a transparent bottom and come with a polystyrene lid, making them ideal for applications such as Growth Profiler analysis and other optical measurements.

Each plate is individually sealed in polyethylene foil, sterilized by gamma irradiation, and non-autoclavable, intended for single-use only. These microplates are a preferred solution for culturing sensitive cells that may not tolerate the angular edges of square-well plates.

With a recommended culture volume of 1 mL (total well volume 3 mL), the PR-CR1424-F performs reliably under standard shaking conditions, 225 rpm with 50 mm orbit or 300 rpm with 25 mm orbit.

For optimal use, pair with Porvair® cover CR1324c and clamp CR1801h for secure sealing and improved cultivation consistency.

Key Features

• 24-well round-bottom microplates made of polystyrene
• Transparent bottom suitable for Growth Profiler and optical measurements
• Gamma-irradiated for sterility
• Single-use; non-autoclavable
• Each plate includes a polystyrene lid and is individually sealed
• Recommended culture volume: 1 mL (well capacity: 3 mL)
• Shaking conditions: 225 rpm / 50 mm orbit or 300 rpm / 25 mm orbit
• Packed in boxes of 16 

Ideal for researchers working with shear-sensitive cell cultures, and in applications where consistent sterility and transparency are critical.

Specifications

Disclaimer

Porvair® is a trademark of Porvair plc. Our products are third-party items designed for compatibility with select Porvair® components. Porvair plc does not manufacture, sponsor, or endorse our products, and is not affiliated with these offerings in any way.
 
 

PR1MA™ 96-Well Half Deep Well Plates

PR1MA™ 96 Half-Deepwell Microplates are high-quality plates designed for high-throughput microbial or cell culture, optimized for use in aerated shaking incubations and growth profiling systems.

Manufactured from pure polystyrene with no additives and sterilized by gamma irradiation, these plates ensure optimal sterility and performance for sensitive cultivation needs.

These half-deepwell plates offer exceptional optical clarity, mixing efficiency, and pellet recovery, making them an ideal choice for biotech, pharmaceutical, and academic laboratories conducting high-throughput screening, growth analysis, and sensitive cultures.

Key Features

• Square wells (8 x 8 mm, 17 mm deep) for space efficiency and consistent mixing
• Recommended working volume of 0.3 mL, with a max of 1.1 mL per well
  Suitable for
  
• Suitable for
• Suitable for 225 rpm (50 mm orbit) or 300 rpm (25 mm orbit) for high oxygen transfer rates
• Ideal for small-volume cultures (up to 1.1 mL per well) 

Available in sterile, single-use boxes of 16, individually wrapped in polyethylene foil for easy handling and contamination prevention.

PR1MA™ Plates for General Cultivation

• General cultivation plates ideal for sensitive microbial or mammalian cell cultures (PR-CR1496-C)
• Compatible with universal clamping systems for secure shaking incubation
• Pyramid bottom design ensures efficient cell pellet collection during centrifugation
• Also available in boxes of 20, 10 plates per sealed bag (PR-CR1496-C10)

PR1MA™ Plates for Growth Profiler Applications

• Standard plate for use in Growth Profiler systems (PR-CR1496-DG)
• Light grey color to minimize optical crosstalk between wells
• Transparent bottom laser-welded, no adhesives used, ensuring optical clarity and assay integrity 

PR1MA™ Plates for Niche Photometric Applications

• 96 Plate designed for specialized photometric assays (PR-CR1496-F)
• Transparent bottom laser-welded, no adhesives used, ensuring optical clarity and assay integrity 

Specifications
 

Item #	Plate Description	Plate Height	Wells	Bottom Style	Vol.	Rec. Culture Vol.	Color
PR-CR1496-C	Square half deepwell	22 mm	96 Wells, 17 mm	V-Bottom	105.6 mL	0.3 mL	Clear
PR-CR1496-C10	Square half deepwell, 20/pk, 10 pks/cs	22 mm	96 Wells, 17 mm	V-Bottom	105.6 mL	0.3 mL	Clear
PR-CR1496-DG	Square half deepwell	22 mm	96 Wells, 17 mm	Transparent	105.6 mL	0.3 mL	Grey/White
PR-CR1496-F	Square half deepwell	22 mm	96 Wells, 17 mm	Transparent	105.6 mL	0.3 mL	Black

 

PR1MA™-Shell Plates - 384-Well, Full Skirted

Discover the next generation of PCR plates: Rugged Polycarbonate Frame + Polypropylene Wells

Engineered for unparalleled durability, PR1MA™-Shell PCR Plates are designed to accommodate all laboratory workflows and are ideal for use on automated liquid handling platforms.

PR1MA™-Shell sets a new standard in performance and convenience.

• The polycarbonate frame is rigid and flat to facilitate a firm grip by robotic arms and ensure reliable placement
• Polypropylene wells provide optimal thermal transfer and higher reaction efficiency
• White well options enhance the fluorescence signal during qPCR
• Wells are slightly raised to ensure evaporation-proof sealing with film, foil, or strip caps
• ANSI/SBS footprint and well spacing
• Vibrant colors offer a visual distinction between different samples or experiments
• Certified free of detectable RNase, DNase, DNA, PCR inhibitors, and tested pyrogen-free 

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

PR1MA™-Shell Plates - 96-Well, Full Skirted

Discover the next generation of PCR plates: Rugged Polycarbonate Frame + Polypropylene Wells

Engineered for unparalleled durability, PR1MA™-Shell PCR Plates are designed to accommodate all laboratory workflows and are ideal for use on automated liquid handling platforms.

PR1MA™-Shell sets a new standard in performance and convenience.

• The polycarbonate frame is rigid and flat to facilitate a firm grip by robotic arms and ensure reliable placement
• Polypropylene wells provide optimal thermal transfer and higher reaction efficiency
• White well options enhance the fluorescence signal during qPCR
• Wells are slightly raised to ensure evaporation-proof sealing with film, foil, or strip caps
• ANSI/SBS footprint and well spacing
• Vibrant colors offer a visual distinction between different samples or experiments
• Certified free of detectable RNase, DNase, DNA, PCR inhibitors, and tested pyrogen-free

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

PR1MA™ Freezer Box Promo!

For a limited time, enjoy discounted pricing on select PR1MA™ Cardboard Freezer Boxes!

(SB2CC-81, SB2CC-100)

 

Offer is valid until 12/31/2026 or while supplies last. Not valid on previous purchases.
Special price applies only to the items specified. Other capacities or items cannot be substituted.

All terms and conditions apply.

PR1MA™ Cardboard Freezer Boxes and Inserts

• Used for upright freezer or chest freezer racks
• Temperature Range: -196 to +121ºC
• Box has drain holes on bottom and a writing area on the lid
• Standard 5.25 x 5.25 x 2-inch format, Also available in 3 and 4 inch format
• Available cell dividers: 144, 100, 81, 64, 49, 36, 25, or 16

Specifications

Cardboard Boxes

Standard Box Dividers for Cardboard and Metal Boxes
 

Item Number	Description	Dimensions L x D x H
CD-16	Box Divider, 16-Cells	4.857 x 4.857 x 1.312 in.
CD-25	Box Divider, 25-Cells
CD-36	Box Divider, 36-Cells
CD-49	Box Divider, 49-Cells
CD-64	Box Divider, 64-Cells
CD-81	Box Divider, 81-Cells
CD-100	Box Divider, 100-Cells
CD-144	Box Divider, 144-Cells
CD4-16	Box Divider, 16-Cells	5.375 x 5.375 x 2.75 in.
CD4-36	Box Divider, 36-Cells

 

FlowTubes™ For Flow Cytometry

FlowTubes™ are high-clarity, 12 x 75 mm polystyrene tubes specifically engineered for use with flow cytometry instruments. Designed for precision and compatibility, each tube features tightly controlled neck dimensions to ensure reliable performance with automated sorting and analysis systems.

Ideal for collecting and preparing dissociated samples,
FlowTubes™ are available in multiple cap configurations to meet your specific needs:

• Standard two-position culture cap
• Cap with integrated 35 uM nylon mesh strainer for simplified sample filtering
• Uncapped option for flexible workflows 

With a 5 mL capacity and made from crystal-clear polystyrene, these tubes offer excellent optical clarity for fluorescence-based applications and ensure smooth operation in automated instruments.

Key Features

• Designed for flow cytometry and cell sorting
• Precision neck dimensions for consistent instrument compatibility
• Available with 35 uM strainer cap, standard cap, or no cap
• Crystal-clear polystyrene for high-clarity fluorescence imaging
• 12 x 75 mm format with 5 mL capacity

Whether you're processing high-throughput cell samples or performing critical FACS analysis, FlowTubes™ deliver the quality and consistency your lab demands.
 

Upright Universal Freezer Racks for 3 in. Boxes

Optimize your freezer space!

• Constructed from durable, corrosion-resistant stainless steel, it is suitable for various freezers, boxes, and samples
• Designed for use with standard cardboard, plastic, or metal boxes
• Cell Dividers protect delicate samples from damage
• Each rack features sturdy handles at both ends to accommodate freezers with right- or left-handed doors

A well-organized lab freezer is crucial for maintaining sample longevity and preserving the freezer compressor.

*Lock device is ordered separately for all 3 in. boxes

Easily identify, retrieve, and protect your life’s work.

Check out our freezer rack configurator to find the perfect freezer rack for you!