Our 95kPa compliant 15 mL Centrifuge Tubes with screw caps are precision molded from premium-grade, chemically-inert thermoplastics. Polystyrene tubes are glass-clear and polypropylene is nearly transparent.  Accurate, easy-to-read graduations are molded-in at 0.1 mL intervals from…

30 & 50 mL centrifuge tube racks that hold up to twenty tubes in alpha-numerically labeled holes.  Freestanding centrifuge tubes lock into place for one-handed processing.  Available for 30 & 50 mL centrifuge tubes and 15 mL centrifuge tubes.