Highly shock-resistant polypropylene, heavy-walled Mason Jars are ideal for industrial waste sampling, long-term storage, and a variety of laboratory uses.

• Polypropylene construction
• Shock-resistant
• Heavy-walled design
• Autoclavable

They have standard 70 mm, G-threaded necks, and screw caps with unique grip lugs and a removable leakproof silicone rubber ring seal.

Cap and jar are steam autoclavable at 121°C (250°F). Loosen cap when autoclaving.