Low cost, reliable waste disposal. Made of virgin-grade polypropylene, these translucent bags can be used for the safe disposal of used pipettes, petri dishes, culture plates, membrane filters and more. Biohazard Disposal Bags can be autoclaved at a maximum of 135°C (275°F) and discarded. The bags are 1.5 mil thick and are made from material which meets or exceeds the dart-impact test requirement of 165 grams per ASTM D1709-85. Biohazard Disposal Bags are also available with a printed sterilization patch that darkens when subjected to steam sterilization. The bags are printed with the standard biohazard warning symbol and precautionary procedures in four languages, English, French, German, and Spanish.