... hawkeyed membrane used Toray Membrane Element 1. RO Membrane,Reverse Osmosis Membrane, Hawkeyed Membrane,Filmtec membrane products include Reverse Osmosis system water purifier,water dispenser,water filter,filter housing,filter cartridges,RO Membrane ... company invented by our professor. Reverse Osmosis membrane75G Hawkeyed RO Membrane which is used Toray membrane element/sheet Model RO-50GRO-75GRO ...