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SSIbio® 50ml Centrifuge Tubes, Conical, Sterile, Graduated, Clear
Multiple Options

  • Volume: 50ml
  • Clear
  • Graduated
  • Sterile
  • Conical
  • High-clarity, medical-grade polymer.
  • Graduations in 5 mL increments.
  • Rated to 17,000 × G.
  • Temperature range: -80° to 40°C.
  • Sterile and certified free of detectable DNase, RNase, DNA, PCR inhibitors, and endotoxins.
Made in USA

SSIbio® 15ml Centrifuge Tubes, Conical, Sterile, Graduated, Clear
Multiple Options

  • Volume: 15ml
  • Clear
  • Graduated
  • Conical
  • High-clarity, medical-grade polymer.
  • Graduations in 1 mL increments.
  • Rated to 17,000 × G.
  • Temperature range: -80° to 40°C.
  • Sterile and certified free of detectable DNase, RNase, DNA, PCR inhibitors, and endotoxins.
Made in USA

SSIbio® 2.0ml Screw Cap Microtubes, Graduated, Clear, 500/Pack, 10 Packs/Case
Multiple Options

  • Volume: 2.0ml
  • Clear
  • Manufactured from high-clarity, ultra-pure polypropylene (meets FDA 21 CFR 177.1520 & USP Class VI).
  • Suitable for a wide range of temperatures—from -196˚C to +121˚C.
    Note: not suitable for immersion in liquid nitrogen.
  • Ideal for boiling applications.
  • Rated to 20,000 x G.
  • Certified free of detectable RNase, DNase, DNA, PCR inhibitors, and tested pyrogen-free.
  • 500/Pack, 10 packs/Case

SSIbio® 1.5ml Screw Microtubes, Clear, 500/Pack, 10 Packs/Case
Multiple Options

  • Volume: 1.5ml
  • Clear
  • Manufactured from high-clarity, ultra-pure polypropylene (meets FDA 21 CFR 177.1520 & USP Class VI).
  • Suitable for a wide range of temperatures—from -196˚C to +121˚C.
    Note: not suitable for immersion in liquid nitrogen.
  • Ideal for boiling applications.
  • Rated to 20,000 x G.
  • Certified free of detectable RNase, DNase, DNA, PCR inhibitors, and tested pyrogen-free.
  • 500/Pack, 10 packs/Case

SSIbio® 5.0ml Microcentrifuge Tubes, Flat Cap, Graduated, 200/Pack, 5 Packs/Case
Multiple Options

  • Max Fill: 5.0ml
  • The perfect intermediate volume option between traditional microcentrifuge tubes and 15 mL conical tubes.
  • Suitable for all rotors and racks that hold 15 mL conical tubes­­—no adapters needed.
  • Graduated every 250 μL for easy volume estimation.
  • Rated to 25,000 x G for high-speed centrifugation.
  • Flat, frosted cap and a writing surface on the side of the tube.
  • Temperature range: -80°C to 100°C.
  • Certified free of detectable RNase, DNase, DNA, PCR inhibitors, and tested pyrogen-free.
  • 200/Pack, 5 packs/Case
Made in USA

SSIbio® 0.5ml Microcentrifuge Tubes
Multiple Options

  • Max Fill: 0.65ml
  • Certified free of detectable RNase, DNase, DNA, PCR inhibitors, and tested pyrogen-free.
  • Manufactured from high-quality, virgin polypropylene to ensure purity and provide excellent optical clarity.
  • Graduations at every 100 µL for easy volume estimation.
  • Crystal-clear polymer facilitates visualization of samples.

SSIbio® Cap Locks for Microcentrifuge Tubes, Assorted Colors, 100/Pack
Multiple Options

  • Assorted Fluorescent Colors – Blue, Green, Red, Orange, Yellow and Black
  • Fits large-cap microcentrifuge tubes
  • Securely seal microcentrifuge tubes against the rigors of boiling.
  • Large, easy-to-grip tab permits safe insertion and removal from boiling water and heating blocks.
  • Bright colors and writing area facilitate easy identification or organization into types.
  • 100/Pack

Screw Caps with O-Ring, 500 Caps/Pack, 10 Packs/Case
Multiple Options

  • Screw Cap with O-Ring
  • Available in clear, blue, green, orange, red, violet, yellow and white
  • 500 Caps/Pack, 10 Packs/Case

GripSeal Caps with Molded O-Ring & Rubber Ribbing
Multiple Options

  • Type - Inert, TPE Molded O-Ring with Rubber Grips
  • Colors - Natural, Red, Yellow, Blue, Green, Orange, Violet & White
  • Material - Ultra-Pure Polypropylene
  • Easy Labeling Surface
  • Sold as 5,000/Case

Disposable Colored Microtubes and Pestles
Multiple Options

These colorful disposable polypropylene pestles and matching copolymer microtubes can be used to homogenize suspensions or resuspend precipitates such as protein or DNA pellets in buffer solutions. Pestles come in five different colors for easy coding reference. Precision manufacturing ensures pestles conform perfectly with tubes. Autoclavable.

Pestles: Bags of 10; 2 Each of 5 Colors.
Microtubes and Pestles: 10 Tubes and 10 Pestles per Bag; 2 Each of 5 Colors.

SSIBio 2.0mL Screw Microtube, Amber, Skirted, Graduated, Non-Sterile, 500/Pack, 5000/Case
# T57-638

  • Manufactured from high-clarity, ultra-pure polypropylene (meets FDA 21 CFR 177.1520 & USP Class VI).
  • Suitable for a wide range of temperatures—from -196˚C to +121˚C.
    Note: not suitable for immersion in liquid nitrogen.
  • Ideal for boiling applications.
  • Rated to 20,000 x G.
  • Certified free of detectable RNase, DNase, DNA, PCR inhibitors, and tested pyrogen-free.
  • 500/Pack, 10 Packs/Case

SSIbio® 2.0ml Assembled Screw Cap Microtubes, Skirted Base, Ribbed, Clear, Sterile, 50/Pack, 50 Packs/Case
# 2321-S0

  • Volume: 2.0ml
  • Clear
  • Skirted
  • Ribbed
  • Non-Graduated
  • Caps are assembled onto tubes.
  • Manufactured from high-clarity, ultra-pure polypropylene (meets FDA 21 CFR 177.1520 & USP Class VI).
  • Suitable for a wide range of temperatures—from -196˚C to +121˚C.
    ​​​​​​​Note: not suitable for immersion in liquid nitrogen.
  • Sterile and certified free of detectable DNase, RNase, DNA, PCR inhibitors, and endotoxins.
  • 50/Pack, 50 packs/Case

SSIbio® 1.5ml Microcentrifuge Tubes, Graduated, Boil-Resistant Large Cap, Red, 500/Pack, 10 Packs/Case
# T56-326

  • Max Fill: 1.7ml
  • Red
  • Non-Sterile
  • Large, boil-resistant caps are easy to open & close, with a large labeling surface.
  • Certified free of detectable RNase, DNase, DNA, PCR inhibitors, and tested pyrogen-free.
  • Manufactured from high-quality, virgin polypropylene to ensure purity and provide excellent optical clarity.
  • Rated to 20000 x G
  • Graduations at every 100 µL for easy volume estimation.
  • Crystal-clear polymer facilitates visualization of samples.
  • 500/Pack, 10 Packs/Case
Made in USA

Avant 1.7ml Microcentrifuge Tubes, Graduated, Natural, 5000/Case
# T56-601A

  • Max Fill: 1.7ml
  • Natural
  • Certified free of detectable RNase, DNase, DNA, PCR inhibitors, and tested pyrogen-free.
  • Graduated
  • 500/Pack, 10 packs/Case

SSIbio® 0.2ml 8 Strip PCR Tubes and Clear Flat Caps, 125/Pack, 10 Packs/Case
# T53-942

  • Color: Clear
  • Separate Flat Cap Strips
  • Angularly attached caps on UltraFlux® i and SnapStrip® tubes prevent cap lids and hinges from interfering with each other, allowing for easier operation in an SBS format rack.
  • Ultra-thin walls ensure efficient thermal transfer and maximum yield, yet are strong enough to prevent crushing.
  • Clear tubes provide high clarity for visualizing contents.
  • For use in pharmaceutical industry, food industry, and molecular biology.
  • Manufactured from high-quality, virgin polypropylene to ensure purity and provide excellent optical clarity.
  • Certified free of detectable RNase, DNase, DNA, PCR inhibitors, and tested pyrogen-free.
  • 125 Strips/Pack, 10 Packs/Case

SSIbio® 2.0ml Microcentrifuge Tubes, Non-Graduated, Boil-Proof Cap, Assorted Colors, 500/Pack, 10 Packs/Case
# T57-407

  • Max Fill: 2.0ml
  • Assorted Colors
  • Non-Sterile
  • Large, boil-resistant caps are easy to open & close, with a large labeling surface.
  • Certified free of detectable RNase, DNase, DNA, PCR inhibitors, and tested pyrogen-free.
  • Manufactured from high-quality, virgin polypropylene to ensure purity and provide excellent optical clarity.
  • Rated to 20000 x G
  • Non-Gradiuated
  • Crystal-clear polymer facilitates visualization of samples.
  • 500/Pack, 10 Packs/Case

SSIbio® 1.5ml Microcentrifuge Tubes, Graduated, Flat Top, Boil-Proof Cap, Green, 500/Pack
# T57-306

  • Max Fill: 1.7ml
  • Green
  • Non-Sterile
  • Boil-Proof Cap
  • Certified free of detectable RNase, DNase, DNA, PCR inhibitors, and tested pyrogen-free.
  • Manufactured from high-quality, virgin polypropylene to ensure purity and provide excellent optical clarity.
  • Rated to 20000 x G
  • Graduations at every 100 µL for easy volume estimation.
  • Crystal-clear polymer facilitates visualization of samples.
  • 500/Pack

SSIbio® 1.5ml Microcentrifuge Tubes, Graduated, Flat Top, Boil-Proof Cap, Blue, 500/Pack
# T57-305

  • Max Fill: 1.7ml
  • Blue
  • Non-Sterile
  • Boil-Proof Cap
  • Certified free of detectable RNase, DNase, DNA, PCR inhibitors, and tested pyrogen-free.
  • Manufactured from high-quality, virgin polypropylene to ensure purity and provide excellent optical clarity.
  • Rated to 20000 x G
  • Graduations at every 100 µL for easy volume estimation.
  • Crystal-clear polymer facilitates visualization of samples.
  • 500/Pack

SSIbio® 1.5ml Microcentrifuge Tubes, Graduated, Flat Top, Boil-Proof Cap, Violet, 500/Pack
# T57-304

  • Max Fill: 1.7ml
  • Violet
  • Non-Sterile
  • Boil-Proof Cap
  • Certified free of detectable RNase, DNase, DNA, PCR inhibitors, and tested pyrogen-free.
  • Manufactured from high-quality, virgin polypropylene to ensure purity and provide excellent optical clarity.
  • Rated to 20000 x G
  • Graduations at every 100 µL for easy volume estimation.
  • Crystal-clear polymer facilitates visualization of samples.
  • 500/Pack

SSIbio® 1.5ml Microcentrifuge Tubes, Graduated, Flat Top, Boil-Proof Cap, Orange, 500/Pack
# T57-302

  • Max Fill: 1.7ml
  • Orange
  • Non-Sterile
  • Boil-Proof Cap
  • Certified free of detectable RNase, DNase, DNA, PCR inhibitors, and tested pyrogen-free.
  • Manufactured from high-quality, virgin polypropylene to ensure purity and provide excellent optical clarity.
  • Rated to 20000 x G
  • Graduations at every 100 µL for easy volume estimation.
  • Crystal-clear polymer facilitates visualization of samples.
  • 500/Pack
Made in USA

SSIbio® 1.5ml Microcentrifuge Tubes, Graduated, Flat Top, Boil-Proof Cap, Red, 500/Pack
# T57-301

  • Max Fill: 1.7ml
  • Red
  • Non-Sterile
  • Boil-Proof Cap
  • Certified free of detectable RNase, DNase, DNA, PCR inhibitors, and tested pyrogen-free.
  • Manufactured from high-quality, virgin polypropylene to ensure purity and provide excellent optical clarity.
  • Rated to 20000 x G
  • Graduations at every 100 µL for easy volume estimation.
  • Crystal-clear polymer facilitates visualization of samples.
  • 500/Pack

SSIbio® 2.0ml Low-Binding Microcentrifuge Tubes, Graduated, Boil-Proof Cap, Clear, 250/Pack, 10 Packs/Case
# T57-402

  • Max Fill: 2.0ml
  • Clear
  • Non-Sterile
  • Boil-proof caps are ideal for rigorous high-temp applications and tight storage conditions.
  • Certified free of detectable RNase, DNase, DNA, PCR inhibitors, and tested pyrogen-free.
  • Manufactured from high-quality, virgin polypropylene to ensure purity and provide excellent optical clarity.
  • Rated to 20000 x G
  • Graduations at every 100 µL for easy volume estimation.
  • Crystal-clear polymer facilitates visualization of samples.
  • 250/Pack, 10 Packs/Case
Made in USA

SSIbio® 2.0ml Microcentrifuge Tubes, Siliconized, Boil-Proof Cap, Assorted Colors, 250/Pack, 10 Packs/Case
# T58-409

  • Max Fill: 2.0ml
  • Assorted Colors
  • Non-Sterile
  • Boil-proof caps are ideal for rigorous high-temp applications and tight storage conditions.
  • Certified free of detectable RNase, DNase, DNA, PCR inhibitors, and tested pyrogen-free.
  • Manufactured from high-quality, virgin polypropylene to ensure purity and provide excellent optical clarity.
  • Siliconized
  • 250/Pack, 10 Packs/Case

SSIbio® 1.5ml Low Binding Microcentrifuge Tubes, Graduated, Flat Top, Boil-Proof Cap, Clear, 250/Pack, 10 Packs/Case
# T57-810

  • Max Fill: 1.7ml
  • Clear
  • Non-Sterile
  • Boil-Proof Cap
  • Certified free of detectable RNase, DNase, DNA, PCR inhibitors, and tested pyrogen-free.
  • Manufactured from high-quality, virgin polypropylene to ensure purity and provide excellent optical clarity.
  • Rated to 20000 x G
  • Graduations at every 100 µL for easy volume estimation.
  • Crystal-clear polymer facilitates visualization of samples.
  • 250/Pack, 10 packs/Case

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