Globe Scientific 6059 Polypropylene

These tubes and caps have been designed for the storage and transportation of biological material. They are manufactured from non-toxic polypropylene and offer strength and clarity. The vial has external threads, which provide a smooth and uniform inner surface. The screw caps are also made of polypropylene, providing the same coefficient of expansion as the tubes. This along with a polypropylene inner lip ensures a leakproof seal, even at changing temperatures. The caps feature a long skirt and a super-fast thread design that allows them to be removed or sealed with a single turn. The caps are available with or with out a silicone o-ring and are available in a variety of colors. Screw caps sold separately.Sample Tube, 5mL, External Threads, PP, White Graduations & Marking Area, Round Bottom, Self-Standing