Hydrophobic PTFE membrane, supported - Code J Properties: Thin, highly porous, behaves as an absolute retentive membrane Supported: Polypropylene laminated to one side to improve handling Inert to most chemically aggressive solvents, strong acids and bases Thermostable: Can be used up to 130 °C
Applications Sterilize gases: Traps aqueous aerosols Air and gas venting: Allows gases to pass freely while blocking aqueous liquids, protect vacuum pumps and critical samples Sterilize and clarify strong acids and many other solvents incompatible with other membrane types