PR1MA™ Autoradiography and Chemiluminescence Film for Western Blots

Many companies sell film solely on price without considering your needs. Some offer many different films making it difficult to decide what is best for your needs.

MIDSCI™ narrowed the Autoradiography Film field to PR1MA™ Blue Sensitive Film. It will work outstandingly well for almost 100% of all molecular labs' needs.

• PR1MA™ Autoradiography Film is double emulsion
• High signal sensitivity
• For autoradiography of ³²P, ³³P, ³⁵S, ¹²⁵I, and ¹⁴C
• Excellent lot-to-lot consistency
• Exceptional clarity with extremely low backgrounds
• Consistently superior results for exposure of blotting experiments and sequencing gels
• Publishable grade autoradiographs
• Optimized for chemiluminescence
• Film works with calcium tungstate or blue rare earth screens
• For use manually or with automatic processing
• 100 sheets per box
• Available in 3 sizes: 5 x 7 In., 8 x 10 In., and 14 x 17 In.

Autoradiography, and, Chemiluminescence, Film, Western, blots, PR1MA, MIDSCI, Laboratory Supplies, High-Quality, Research, Consumables, Reagents, Equipment, Customer Service, Quick Shipping, Satisfaction Guarantee, Personalized Solutions, Universities

PR1MA™ Vented PETG Erlenmeyer Flasks

PR1MA™ Vented PETG Erlenmeyer Flasks are designed for reliable performance in mammalian suspension culture, as well as bacterial and yeast applications. Manufactured from medical-grade virgin PETG, these flasks help reduce gas permeability while maintaining consistent culture conditions for dependable results.

Equipped with a vented cap featuring a 0.22 uM hydrophobic membrane, these flasks allow for efficient gas exchange while minimizing the risk of contamination. The oversized vent area further enhances airflow, improving culture performance in demanding applications. PR1MA™ flasks are also available with solid cap options, eliminating the risk of unintended venting commonly associated with combination caps.

Each flask features a plain bottom design for stable use and is individually packaged sterile, ensuring ease of handling, storage, and immediate use in laboratory environments.

Main Attributes

• Designed for mammalian suspension culture, bacterial, and yeast applications
• Vented cap with 0.22 uM hydrophobic membrane for gas exchange without contamination
• Oversized vent area improves airflow and culture efficiency
• Available with solid or vented caps for workflow flexibility
• Eliminates unintended venting compared to combination caps
• Made from medical-grade virgin PETG to reduce gas permeability
• Plain bottom design for stability
• Sterile, individually bagged packaging for convenience and cleanliness 

Benefits

• Enhances cell growth with improved gas exchange
• Provides consistent and reliable performance
• Flexible options to meet different laboratory needs

New Look, Same Reliable Product
 Now from PR1MA™ with Updated Part Numbers

PR1MA™ Non-Vented PETG Erlenmeyer Flasks

Sterile culture flasks.

PR1MA™ Non-Vented PETG Erlenmeyer Flasks are designed for reliable performance in mammalian suspension culture as well as bacterial and yeast applications. Manufactured from medical-grade virgin PETG, these flasks provide reduced gas permeability, supporting controlled culture conditions and helping maintain sample integrity.

Available with solid or vented cap options, PR1MA™ flasks give laboratories the flexibility to choose the ideal configuration for their workflow while eliminating the risk of unintended venting associated with combination caps. Each flask is individually bagged and sterile, ensuring convenience, cleanliness, and readiness for immediate use.

Main Attributes

• Designed for mammalian suspension culture, as well as bacterial and yeast growth
• Solid or vented cap options for application flexibility
• Eliminates risk of unintended venting compared to combination caps
• Constructed from medical-grade virgin PETG to reduce gas permeability
• Plain bottom design for stable use
• Sterile, individually packaged for easy handling and storage 

Benefits

• Supports consistent and controlled culture conditions
• Provides flexible options for different lab workflows
• Ensures convenience with ready-to-use sterile packaging
• Reliable material quality for reproducible results

 
PR1MA™ Microcentrifuge Tube Aluminum Cooler Racks

• Keep Microcentrifuge Tubes cold or hot on the bench
• Non-Skid rubber feet provide a stable platform for loading samples
• Gets cold in as few as 25 minutes
• Samples stay cold on your bench top for up to an hour
• Small footprint minimizes bench top and freezer space used
• Precisely drilled wells allow for maximum heat transfer between the block and samples

Microcentrifuge, Tube, Aluminum, Cooler, Racks, PR1MA, MIDSCI, Laboratory Supplies, High-Quality, Research, Consumables, Reagents, Equipment, Customer Service, Quick Shipping, Satisfaction Guarantee, Personalized Solutions, Universities

PR1MA™ Cryo Tube Aluminum Cooler Rack

• Keep Cryo Tubes cold on the bench
• Non-Skid rubber feet provide a stable platform for loading samples
• Gets cold in as few as 25 minutes
• Samples stay cold on your bench top for up to an hour
• Small footprint minimizes bench top and freezer space used
• Precisely drilled wells allow for maximum heat transfer between the block and samples

PR1MA™ Standard Petri Dishes

PR1MA™ Standard Petri Dishes are designed for precision, durability, and convenience in microbiology, cell culture, and general lab applications. Manufactured on high-capacity automated production lines, these petri dishes deliver consistent quality at a competitive price, making them ideal for academic, industrial, and research laboratories.

Each dish features a 10 or 15 mm height and is available in both 60 mm and 100 mm diameters, with various design options tailored to your lab's needs, including multi-compartment formats, slideable bases, and automation-compatible slippable versions.

These dishes are sold sterile (gamma irradiated) and packaged 25 per bag / 20 bags case or 30 per bag / 10 bags per case, perfect for high-throughput laboratories.

Main Attributes

• Stronger, heavier design ensures better handling and stability
• Hydrophobic surface prevents unwanted cell attachment, perfect for suspension cultures
• Gamma irradiated for dependable sterility
• Molded lid spacers promote proper ventilation and efficient gas exchange
• Consistently flat base supports uniform media spreading
• Various options, including standard, slideable, slippable, or with compartments (2, 3, or 4) 

Whether you're working with automated streaking systems or manual plating, PR1MA™ Petri Dishes are designed to support efficient lab workflows with minimal contamination risk.
 

PR1MA™ PCR Aluminum Cooler Racks

• Keep PCR Tubes, Strip Tubes, and PCR Plates (96 & 384) cold or hot on the bench.
• Non-Skid rubber feet provide a stable platform for loading samples.
• Gets cold in as few as 25 minutes.
• Samples stay cold on your bench top for up to an hour.
• Small footprint minimizes bench top and freezer space used
• Precisely drilled wells allow for maximum heat transfer between the block and samples

PCR, Aluminum, Cooler, Racks, PR1MA, MIDSCI, Laboratory Supplies, High-Quality, Research, Consumables, Reagents, Equipment, Customer Service, Quick Shipping, Satisfaction Guarantee, Personalized Solutions, Universities

PR1MA™ Signature Cell Strainers

Clean, reliable filtration with every use.

The PR1MA™ Cell Strainer system is a fast, efficient, and easy-to-use solution designed to streamline the process of cell isolation and filtration. Ideal for flow cytometry, this advanced straining system is perfect for detaching, isolating, and filtering cells from clusters and tissue samples.

Each cell strainer features a durable polypropylene frame supporting a nylon mesh, available in eight distinct, color-coded pore sizes ranging from 5 uM to 100 uM. Eight fine mesh options offer enhanced control for filtering cell aggregates and clumps, improving experimental precision.

The innovative frame design significantly improves filtration performance. By eliminating the “air-lock” effect, PR1MA™ Signature Cell Strainers promote faster flow-through and better aeration, reducing spillover and processing time.

Main Attributes

• Available in 8 color-coded pore sizes (5 uM to 100 uM) for precise cell sorting
• Fast flow-through thanks to advanced polypropylene frame design
• Includes universal adapter for tubes smaller than 50 mL
• Compatible with 6-well plates, flat-bottom plates, and culture dishes
• Interlocking and stackable design for improved lab workflow
• Built-in 1.5 mm feet for elevated straining into flat vessels
• Supplied sterile in individual blister packaging
• Certified RNase-, DNase-, pyrogen-, and cytotoxin-free

PR1MA™ Disposable Transfer Pipets

LDPE, Disposable, RNase/DNase Free.

PR1MA™ Disposable Transfer Pipettes are made from ultra-clear, low-density polyethylene (LDPE), offering an unbreakable, one-piece design that eliminates the risk of broken glass, contaminated rubber bulbs, and exposure to infectious materials. These pipettes are ideal for a wide range of laboratory applications, including microbiology, blood banking, hematology, immunology, urinalysis, and tissue culture.

Available in 10 unique designs across 6 volume capacities, these pipettes provide options for every application—from general sample transfer to highly precise dispensing. Models with ultra-fine extended tips allow for accurate sample delivery into narrow vessels, microtubes, or 96-well plates.

Each pipette delivers uniform drop sizes, ideal for spotting gels, TLC plates, or dispensing into PCR tubes, ID strips, and microplates. LDPE’s low-affinity surface reduces loss of cells, proteins, or samples—critical for consistent and reliable results. Pipettes can also be heat-sealed for airtight sample storage.

Main Attributes

• Unbreakable, one-piece LDPE construction - eliminates glass breakage and contamination risks
• 10 pipette designs across 6 capacities for application-specific flexibility
• Available sterile (individually or in packs of 20), or non-sterile bulk
• Models with ultra-fine tips for precise dispensing into small or narrow containers
• Uniform drop size for reproducible applications (gels, TLC, microplates)
• Low sample retention surface – minimizes sample, protein, or cell loss
• Can be heat-sealed for secure sample storage
• Certified RNase-, DNase-, and pyrogen-free

Whether you're conducting routine lab procedures or high-precision assays, these sterile or non-sterile disposable transfer pipettes are a reliable choice for consistent sample handling.

New Look, Same Reliable Product
 Now from PR1MA™ with Updated Part Numbers

PR1MA™ Graduated Beakers

Durable, chemically resistant lab beakers.

PR1MA™ Graduated Beakers are designed for reliable, everyday laboratory use, offering durability, easy handling, and accurate liquid measurement. Made from chemically resistant polypropylene, these beakers withstand exposure to a wide range of acids, bases, and solvents, making them ideal for diverse lab applications. The molded pouring spout helps ensure smooth, drip-free transfers, while the angled walls support easy sample access and retrieval.

Designed with usability in mind, these beakers feature an extended lip for a secure grip and stacking ribs to prevent sticking, allowing for efficient storage and quick separation. Smaller case quantities make them especially convenient for labs with limited storage or lower volume needs.

Assorted pack includes 10 beakers of each size: 30 mL, 50 mL, 100 mL, 150 mL, 250 mL, 400 mL, and 600 mL

Main Attributes

• Extended lip for gripping
• Stacking ribs prevent sticking
• Angled walls for easy handling
• Resistant to many strong acids, bases, and solvents
• Assorted pack available

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

Same Reliable Product, Now with Updated Part Numbers

PR1MA™ Solution Bottles

PR1MA™ Solution Bottles are designed for solution storage and compatibility with bottle top filters. These lightweight bottles are easy to handle, helping reduce hand fatigue during routine lab work while providing dependable performance.

Made from durable polystyrene, each bottle reduces the risk of breakage compared to glass options. Bottles are sterile and individually wrapped for sensitive applications. Each unit includes a green, HDPE screw cap for secure sealing and easy identification.

PR1MA™ Solution Bottles feature clearly marked graduation increments for accurate measurements:

• PR-SB-150 and PR-SB-250: 25 mL increments
• PR-SB-500 and PR-SB-1K: 50 mL increments 

Whether used for filtering applications or solution storage, PR1MA™ bottles provide a practical and dependable solution for everyday lab needs.

Main Attributes

• Compatible with bottle top filters or standalone solution storage
• Sterile and individually wrapped
• Lightweight design minimizes hand fatigue
• Secure HDPE screw caps, green for easy identification
• Clearly marked graduations for accurate measurements
• Available in multiple sizes with defined increment scales

Limited Time Promo!

 

For a limited time, buy 2 cases of PR1MA™ Cell Strainers and get a 3rd one FREE!

 

How to claim:

 

Add your choice of 2 PR1MA™ Cell Strainers to your cart at the list price:

 

PR-40BCS-50, PR-70BCS-50, or PR-100BCS-50 at $175.0

PR-40ICS-15, PR-70ICS-15, or PR-100ICS-15 at $180.00

PR-40ICS-50, PR-70ICS-50, or PR-100ICS-50 at $182.00

 

Then add the item number followed by "-VF" for your free 3rd item!

 

Offer is valid from 07/01/26 to 09/30/26 or while supplies last.

Cannot be combined with other offers or discounts. Not valid on previous purchases or institutional pricing.

Special price applies only to the item specified. Valid in the USA only.

All standard terms and conditions apply.

PR1MA™ Cell Strainers

PR1MA™ Cell Strainers are designed for efficient and reliable cell filtration across a wide range of laboratory applications. Built with durable polypropylene housing and a nylon mesh filter, these strainers eliminate the need for improvised filtration materials such as gauze or paper, helping ensure consistent results and efficiency.

Main Attributes

• Ideal for isolating cells and removing clumps or debris
• Extended lips support aseptic handling with forceps
• Elongated gripping tabs for easy, secure handling
• Polypropylene housing with integrated nylon mesh filter 

15 mL Cell Strainers

The PR1MA™ 15 mL Cell Strainers feature a versatile, user-friendly design that accommodates multiple tube sizes from 0.5 mL microtubes up to 15 mL centrifuge tubes, making them ideal for flexible lab use.

• Compatible with tubes ranging from 0.5 to 15 mL
• Stackable design enables serial filtration workflows
• Removable, invertible upper cup allows recovery of residual cells
• Hydrophilic treatment and venting spacers improve flow and reduce surface tension
• Compatible with pestle (PR-SG-PEST-B) for enhanced sample processing

50 mL Cell Strainers

PR1MA™ 50 mL Cell Strainers are engineered for universal compatibility and streamlined laboratory workflows, fitting most standard 50 mL conical tubes.

• Designed to fit most 50 mL conical tubes
• Available individually wrapped or in unique bulk packaging options for high-throughput labs

Pestle for Cell Strainers

Enhance your sample preparation process with the PR1MA™ pestle, designed specifically for use with cell strainers.

• Individually wrapped and sterile for immediate use
• 5.5-inch length for comfortable hand manipulation
• Convex head with molded textured surface for improved handling of slippery materials
• Optimized design improves sample manipulation within the strainer