Made of polypropylene Designed for the storage and transportation of biological material. Manufactured from non-toxic polypropylene, the tube provides strength and clarity and exhibits some unique design features. The vial has external threads, providing a smooth and uniform inner surface,…

High quality screw cap sample tubes manufactured of translucent autoclavable polypropylene. Tube with internal threads. Caps are supplied with or without a silicone washer, to ensure a positive leakproof seal at all temperatures. A 1-1/4 turn of the cap is sufficient to seal the vial. Since both…