This 500mL Costar® disposable polystyrene bottle has smooth sides and is ideal for storage of media, buffers, and other aqueous solutions. The red high density polyethylene 45mm plug seal cap provides an airtight seal and helps minimize the risk of contamination. Cylindrical-shaped bottle has a wide mouth neck with a threaded top and is graduated. Sterile and certified nonpyrogenic. Graduated. Disposable. Sterile. Material: Polystyrene. Capacity: 500mL. Bottle Style: Storage. Neck Style: Wide Mouth. Top Style: Threaded. Cap Style: Plug Seal. Cap Material: High Density Polyethylene. Bottle Shape: Cylindrical. Cap Color: Red. Corning® #: 8393.