0.2詢 Membrane S/Cap, 45mm

45mm MEMBRANE S/CAP It can be used for all bottles with gl45 thread & is characterized by: polypropylene material A bore 3 holes in the center & welded in 0.2um ptfe foil A temperature resistance of up to 140°c An extremely quick 2-way pressure compensation from 0.1 bar Usage: Filling, packing, transporting & storing gas-generating media Storing critical substances Various biotechnological applications Features: Extremely fast pressure compensation prevents both overpressure & vacuum. liquids, soil particles & solid matter cannot permeate into the bottle To autoclave media - the membrane cap-unlie ordinary caps- is screwed tightly onto the bottle. There is no need for screwing & unscrewing the cap before or after the autoclaving process. The cap can be used over & again provided it is not damaged mechanically.