Anaerobic Jar LAJ-A10 Labtron Anaerobic Jar 1.5 L features a transparent PMMA body with a smooth surface and a high-quality O-ring for airtight sealing. It holds 6 petri dishes 90-100 mm with a 15 R holder and achieves anaerobic conditions in 2-4 hours. Equipped with a colored stainless steel clamp and quick snap-shut coupling for easy connection, it offers durable, airtight performance.