Polyethylene terephthalate (PET) bottles are ideal for storage and sampling of media, biologicals, and other aqueous solutions. The PET resin makes the bottle lightweight, break-resistant and as transparent as glass. Features: Packaged in two convenient, shrink-wrapped trays within an outer bag to assure cleanliness Break-resistant bottles are an ergonomic and easy to handle alternative to glass Bottles are sterilized to 10⁻⁶ SAL and nonpyrogenic Leakproof screw cap is validated against IATA standards for air shipments Molded graduations for accurate measurements USP Class VI compliant bottles are validated noncytotoxic and nonhemolytic