PC, silicone gasket, PEI clamps. Closed-system carrier designed to protect the lab worker during transportation of Unwire test tube racks* containing tubes or sample holders filled with potentially hazardous samples. Tough and breakresistant. Offers excellent visibility of contents. Easy-to-grasp side handles are molded in. Clamps securely hold carrier closed and assure leakproof seal. For routine sterilisation, autoclave with the cover off. To avoid exposure to biohazardous material in the event of accidental spills within carrier, autoclave and dispose of carrier and contents without opening clamps. Meets OSHA Standard 29 CFR Part 1910.1030 for use as protection against bloodborne pathogens. Autoclavable / biohazard / transparent / leakproof.