2L带密封盖生物瓶，聚丙烯共聚物，已灭菌，单独包装，无垫圈，一次性使用（2L NALGENE Pre-Sterilized Bio-Bottle with lids （24/package） made of USP Class VI polypropylene copolymer, non-cytotoxic, non-hemolytic, for use in H-12000 rotor in RC12BP, rated up to 7,333xg, with conical bottom for enhanced pelleting, individually bagge）,产品货号为:Nalgene-3120-2024