PP-copolymer bottles with sealing cap for superspeed centrifugation up to 15810 x g. PPCO offers excellent chemical resistance. Graduated, wide-mouth bottle simplifies decanting, re-suspension and pellet removal. Operating temperature range from 4 to 22 °C, storage to - 70 °C. Meets US-Standard USP VI, is non-cytotoxic. Bottles must be filled to at least 80 % of the total capacity. 1000 ml bottle has a multi-part lid and is rated for speeds up to 15800 x g.