Description. MS PTFE membrane media for filtration is made of PTFE (polytetrafluoroethylene), and were drawn 2-demension. It is micro-pore film. The PTFE membrane was laminated with s great variety of fabric and paper. They are new filter media. Applied to extensive industries, including pharmacy, biochemistry, microelectronic, and lab material and etc. Directly and indirectly related to pharmacy, brewing, manufacture of pure water and special need water, beverage and dairy, chemical reagent