Light blue polycarbonate Silicone lined polypropylene closure Sterile, ready-to-use and provide safe storage from -100°C to 100°C Leak proof with molded-in graduations in mL Space-saving square shape Meet USP 87, 88 and are tested for pyrogenicity

Usable at subfreezing temperatures and in cold rooms Nalge 2251 series Glass-like clarity, with size 83B polypropylene screw cap Autoclavable and leakproof Recommended only for use with water and non-hazardous aqueous solutions; also usable with dilute acids and some alcohols; not usable with…