These micro sample tubes have a captive plug and will withstand the forces of a microcentrifuge. Polypropylene Steam autoclavable at 121°C (250°F)

Chemical and corrosion resistant Conical bottom 15ml polyethylene tubes with rim  Molded in graduations Useful for refrigerated use and continuous temperatures up to 52°C (125°F) Capacity: 15ml O.D.: 17mm Length: 117mm