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Test Tubes and Racks
From test tubes and racks to the labels and boxes you’ll use them with. MIDSCI has got your needs covered.
MIDSCI has a wide assortment of test tubes, including top-notch centrifuge tubes your research depends on. We carry everything from sterile centrifuge tubes that we promise won’t buckle during spins to specialty centrifuge tubes that are completely blacked out to preserve your light sensitive compounds.
We also have freezer racks and autoclavable racks, stackable storage boxes and freezer boxes, general storage containers and cryogenic storage refrigerators and tanks.
And let’s not forget the labels! Wash-off labels, removable labels, and labels that will never come off (if you need that).
There are so many other quality choices and options for all of these products.
Upright Drawer Freezer Racks for 3.75 in. Boxes
Optimize your freezer space!
- Features sturdy handles that allow easy access to samples without requiring the entire rack be removed from the freezer
- Constructed from durable, corrosion-resistant stainless steel, it is suitable for various freezers, boxes, and samples
- Designed for use with standard 3.75 in cardboard, plastic, or metal boxes
Easily identify, retrieve, and protect your life’s work.
Check out our freezer rack configurator to find the perfect freezer rack for you!
Upright Drawer Freezer Racks for Bottle Storage
Optimize your freezer space!
- Features sturdy handles that allow easy access to samples without requiring the entire rack be removed from the freezer
- Constructed from durable, corrosion-resistant stainless steel, it is suitable for various freezers, boxes, and samples
- Made with double welds and seamless edges
*Lock device is ordered separately
Easily identify, retrieve, and protect your life’s work.
Check out our freezer rack configurator to find the perfect freezer rack for you!
Centrifuge Tubes with Flip Top Caps
- Graduations are printed in bold, easy-to-read black ink and are accurate to +/-2%
- Large white marking area provides excellent contrast for identification
- Easy to write on flat surface polyethylene (HDPE) caps feature integrated leak-proof seal
- Tubes include graduations molded into the conical bottom, ideal for pellet viewing and small volume quantification
- Ergonomic flip top cap is designed for single handed operation
Packaging Options
- Convenient zip-closure bag is a practical alternative to folding and taping opened bags
- Paperboard rack is a recyclable, fold-flat alternative to bulky foam racks
Specifications
| 15 mL Tubes | 50 mL Tubes | |
| Non-Pyrogenic | Yes | Yes |
| Autoclavable | Yes | Yes |
| Primary Color | Tube: Natural | Tube: Natural |
| Secondary Color | Cap: Green | Cap: Green |
| Primary Material | Tube: Polypropylene | Tube: Polypropylene |
| Secondary Material | Cap: HDPE | Cap: HDPE |
| Maximum Volume | 15 mL | 50 mL |
| Graduated | Yes | Yes |
| Graduation Increments (Subdivisions) | 0.5 mL | 2.5 mL |
| Max Force (RCF)g | 9,400 | 9,400 |
| RNase/DNase Free | Yes | Yes |
MacroTube® Vivid™
- Vivid printed graduations
- RNase, DNase, pyrogen-free
- Resealable sterile packaging
- Ultra-clear polypropylene
- Snap apart racks (2 x 25 tubes)
Specifications
| Material: (tube) | Polypropylene |
| Material: (cap) | HDPE |
| Maximum RFC: | 25,000xg |
| Temp Range: | -86°C to 100°C |
| Dimensions: (without cap & rim) | 16 x 54 mm |
| Dimensions: (with cap & rim) | 20 x 64 mm |
- Molded Graduations
- Leak-Proof Screw Caps
- Sterile, RNase, DNase, & Pyrogen Free
- Compatible with Popular Equipment
Specifications
| Max RCF*: | 6000×g |
| Temp Range: | -80°C – 120°C |
| Material: | Tube: Polypropylene Cap: HDPE |
Exclusive PR1MA™ Labels Promo!
For a limited time, buy 3 Boxes of BLUE, GREEN, RED, OR YELLOW PR1MA™-Dots
(PR-DR95-W and PR-DR13-W) and get one box FREE! MIX OR MATCH COLORS!
Colors included in the promo are Blue, Green, Red, and Yellow.
For colors add: -B (blue), -G (green), -R (red) -Y (yellow) to Item # in place of “-W”
For free item, add item # with chosen color plus “-F” to your cart.
Offer cannot be combined with other discounts or institutional pricing. Free item must be of equal or lesser value than the lowest-priced item.
Customer must pay the listed price for the first 3 boxes to receive the free item. Promo valid until 6/30/25 or while supplies last.
All terms and conditions apply.
PR1MA™ - Dot Rolls for Tubes
Labeling containers like tubes can be challenging when dealing with exposure to moisture, solvents, and temperature changes. Because of this, high-quality labels are crucial for laboratories to minimize errors, enhance accuracy, and boost cost efficiency.
PR1MA™ labels feature an adhesive designed to stick to all surfaces, even in wet or cold conditions. Constructed from thermoplastic film and coated with a glove-friendly adhesive, these labels secure strongly to various surfaces.
PR1MA™ - Dots can be printed or written on and will not bleed, smear, or crack, eliminating the need for additional lamination. They are perfect for distinguishing various specimens after prolonged periods of storage.
Conveniently available on rolls, our PR1MA™ - Dots are ready for use in your lab!
Made in the U.S.A!
Exclusive PR1MA™ Labels Promo!
For a limited time, buy 3 Boxes of BLUE, GREEN, RED, OR YELLOW PR1MA™-Tags (PR-TR3313-W)
and get one box FREE! MIX OR MATCH COLORS!
Colors included in the promo are Blue, Green, Red, and Yellow.
For colors add: -B (blue), -G (green), -R (red) -Y (yellow) to Item # in place of “-W”
For free item, add item # with chosen color plus “-F” to your cart.
Offer cannot be combined with other discounts or institutional pricing. Free item must be of equal or lesser value than the lowest-priced item.
Customer must pay the listed price for the first 3 boxes to receive the free item. Promo valid until 6/30/25 or while supplies last.
All terms and conditions apply.
Exclusive PR1MA™ Labels Promo!
For a limited time, buy 3 Boxes of BLUE, GREEN, RED, OR YELLOW PR1MA™-Tags (PR-TR3313-W)
and get one box FREE! MIX OR MATCH COLORS!
Colors included in the promo are Blue, Green, Red, and Yellow.
For colors add: -B (blue), -G (green), -R (red) -Y (yellow) to Item # in place of “-W”
For free item, add item # with chosen color plus “-F” to your cart.
Offer cannot be combined with other discounts or institutional pricing. Free item must be of equal or lesser value than the lowest-priced item.
Customer must pay the listed price for the first 3 boxes to receive the free item. Promo valid until 6/30/25 or while supplies last.
All terms and conditions apply.
PR1MA™ - Tag Rolls for Tubes
Labeling containers like tubes can be challenging when dealing with exposure to moisture, solvents, and temperature changes. Because of this, high-quality labels are crucial for laboratories to minimize errors, enhance accuracy, and boost cost efficiency.
PR1MA™ labels feature an adhesive designed to stick to all surfaces, even in wet or cold conditions. Constructed from thermoplastic film and coated with a glove-friendly adhesive, these labels secure strongly to various surfaces.
PR1MA™ - Tags can be printed or written on and will not bleed, smear, or crack, eliminating the need for additional lamination. They are perfect for distinguishing various specimens after prolonged periods of storage.
Conveniently available on rolls, our PR1MA™ - Tags are ready for use in your lab!
Made in the U.S.A!
Exclusive PR1MA™ Labels Promo!
For a limited time, buy 3 Boxes of BLUE, GREEN, RED, OR YELLOW PR1MA™-Tags (PR-TR3819-W)
and get one box FREE! MIX OR MATCH COLORS!
Colors included in the promo are Blue, Green, Red, and Yellow.
For colors add: -B (blue), -G (green), -R (red) -Y (yellow) to Item # in place of “-W”
For free item, add item # with chosen color plus “-F” to your cart.
Offer cannot be combined with other discounts or institutional pricing. Free item must be of equal or lesser value than the lowest-priced item.
Customer must pay the listed price for the first 3 boxes to receive the free item. Promo valid until 6/30/25 or while supplies last.
All terms and conditions apply.
PR1MA™ - Tag Rolls for General Use
Labeling containers like tubes can be challenging when dealing with exposure to moisture, solvents, and temperature changes. Because of this, high-quality labels are crucial for laboratories to minimize errors, enhance accuracy, and boost cost efficiency.
PR1MA™ labels feature an adhesive designed to stick to all surfaces, even in wet or cold conditions. Constructed from thermoplastic film and coated with a glove-friendly adhesive, these labels secure strongly to various surfaces including stainless steel, aluminum, paint, powder-coated metal, and iron.
PR1MA™ - Tags can be printed or written on and will not bleed, smear, or crack, eliminating the need for additional lamination. They are perfect for distinguishing various specimens after prolonged periods of cold storage.
Conveniently available on rolls, our PR1MA™ - Tags are ready for use in your lab!
Made in the U.S.A!
Exclusive PR1MA™ Labels Promo!
For a limited time, buy 3 Boxes of BLUE, GREEN, RED, OR YELLOW PR1MA™-Tags (PR-TS3819-W)
and get one box FREE! MIX OR MATCH COLORS!
Colors included in the promo are Blue, Green, Red, and Yellow.
For colors add: -B (blue), -G (green), -R (red) -Y (yellow) to Item # in place of “-W”
For free item, add item # with chosen color plus “-F” to your cart.
Offer cannot be combined with other discounts or institutional pricing. Free item must be of equal or lesser value than the lowest-priced item.
Customer must pay the listed price for the first 3 boxes to receive the free item. Promo valid until 6/30/25 or while supplies last.
All terms and conditions apply.
Exclusive PR1MA™ Labels Promo!
For a limited time, buy 3 Boxes of BLUE, GREEN, RED, OR YELLOW PR1MA™-Tags (PR-TS3819-W)
and get one box FREE! MIX OR MATCH COLORS!
Colors included in the promo are Blue, Green, Red, and Yellow.
For colors add: -B (blue), -G (green), -R (red) -Y (yellow) to Item # in place of “-W”
For free item, add item # with chosen color plus “-F” to your cart.
Offer cannot be combined with other discounts or institutional pricing. Free item must be of equal or lesser value than the lowest-priced item.
Customer must pay the listed price for the first 3 boxes to receive the free item. Promo valid until 6/30/25 or while supplies last.
All terms and conditions apply.
PR1MA™ - Tag Sheets for General Use
Labeling containers like frozen vials, microtubes, microplates, glass tubes, freezer boxes, plastic bags, and other containers can be challenging when dealing with exposure to moisture, solvents, and temperature changes. Because of this, high-quality labels are crucial for laboratories to minimize errors, enhance accuracy, and boost cost efficiency.
PR1MA™ labels feature an adhesive designed to stick to all surfaces, even in wet or cold conditions. Constructed from thermoplastic film and coated with a glove-friendly adhesive, these labels secure strongly to various surfaces, including stainless steel, aluminum, paint, powder-coated metal, and iron.
PR1MA™ - Tags can be printed or written on and will not bleed, smear, or crack, eliminating the need for additional lamination. They are perfect for distinguishing various specimens after prolonged periods of storage.
These labels come on sheets to be printed on by any laser printer!
Made in the U.S.A!
PR1MA™ - Tag Sheets for Microplates
Labeling microplates can be challenging when dealing with temperature variations and exposure to moisture and chemicals. Because of this, high-quality labels are crucial for laboratories to minimize errors, enhance accuracy, and boost cost efficiency.
PR1MA™ labels feature an adhesive designed to stick to all surfaces, even in wet or cold conditions. Constructed from thermoplastic film and coated with a glove-friendly adhesive, these labels secure strongly to various surfaces.
PR1MA™ - Tags can be printed or written on and will not bleed, smear, or crack, eliminating the need for additional lamination. They are perfect for distinguishing various specimens after prolonged periods of storage.
These labels come on sheets to be printed on by any laser printer!
Made in the U.S.A!
PR1MA™ - Tag Sheets for Microscope Slides
Labeling microscope slides can be challenging when dealing with exposure to solvents, humidity, or temperature changes. Because of this, high-quality labels are crucial for laboratories to minimize errors, enhance accuracy, and boost cost efficiency.
PR1MA™ labels feature an adhesive designed to stick to already-frozen surfaces, even in wet or cold conditions. Constructed from thermoplastic film and coated with a glove-friendly adhesive, these labels secure strongly to various surfaces.
PR1MA™ - Tags can be printed or written on and will not bleed, smear, or crack, eliminating the need for additional lamination. They are perfect for distinguishing various specimens after prolonged periods of storage.
These labels come on sheets to be printed on by any laser printer!
Made in the U.S.A!
Exclusive PR1MA™ Labels Promo!
For a limited time, buy 3 Boxes of BLUE, GREEN, RED, OR YELLOW PR1MA™-Dots (PR-DS95-W)
and get one box FREE! MIX OR MATCH COLORS!
Colors included in the promo are Blue, Green, Red, and Yellow.
For colors add: -B (blue), -G (green), -R (red) -Y (yellow) to Item # in place of “-W”
For free item, add item # with chosen color plus “-F” to your cart.
Offer cannot be combined with other discounts or institutional pricing. Free item must be of equal or lesser value than the lowest-priced item.
Customer must pay the listed price for the first 3 boxes to receive the free item. Promo valid until 6/30/25 or while supplies last.
All terms and conditions apply.
Colors included in the promo are Blue, Green, Red, and Yellow.
For colors add: -B (blue), -G (green), -R (red) -Y (yellow) to Item # in place of “-W”
For free item, add item # with chosen color plus “-F” to your cart.
Offer cannot be combined with other discounts or institutional pricing. Free item must be of equal or lesser value than the lowest-priced item.
Customer must pay the listed price for the first 3 boxes to receive the free item. Promo valid until 6/30/25 or while supplies last.
All terms and conditions apply.
Labeling containers like tubes can be challenging when dealing with exposure to moisture, solvents, and temperature changes. Because of this, high-quality labels are crucial for laboratories to minimize errors, enhance accuracy, and boost cost efficiency.
PR1MA™ labels feature an adhesive designed to stick to all surfaces, even in wet or cold conditions. Constructed from thermoplastic film and coated with a glove-friendly adhesive, these labels secure strongly to various surfaces.
PR1MA™ - Dots can be printed or written on and will not bleed, smear, or crack, eliminating the need for additional lamination. They are perfect for distinguishing various specimens after prolonged periods of storage.
These labels come on sheets to be printed on by any laser printer!
Made in the U.S.A!
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