Medical Equipment Anaerobic Jars are ideal for all tests requiring strict anaerobic conditions in closed environment A seamless stainless steel body coupled with SS flange & SS lid ensures reliability and durability A single knob for tightening the lid makes it esy to use Two needle valves on lid Compound Gauge on lid Cold Catalyst fitted to underside of lid Semi lucas indication facility Stainless steel machine lid Seamless stainless steel body, argon welded to a SS flange