Recommended for filtration or sterilization of aggressive organic and inorganic solvents and samples as well as as a ventilation filter. Made of 100% PTFE (polytetrafluoroethylene), supported with polypropylene mesh, chemically inert and stable. Long-term hydrophobic properties. Air flow even at low differential pressure. Suitable for almost all chemicals, very strong acids, coolants, alkalis, aggressive organic solvents. Pore sizes 0.2 μm and 0 .45 μm. Membrane diameter 47 mm.Meer tonenMinder tonen