Blueflo 0.22Micron Vent Air Filters PTFE Membrane Filter Cartridges Gas Steam And Autoclave For Gas Solution, US $ 25 - 49 / Piece, Manufacturing Plant, Food & Beverage Factory, Energy & Mining, Desallination Prefiltration, Oil&Gas, Corrosive gas sterile filtration, Compressed air and nitrogen gas solution, Aseptic packaging, Fermenter inlet air and exhaust venting, sterile p, United States