... ,The desalination rate, high FILMTEC RO membrane is the world wide range of cleaning pH (pH1 ~ 12) components, able to scale, ... minimum desalination rate 98.0%. 4. Performance standard with product improvements will slightly change. 5. Inlet port thickness is 28 ... 15psi (bar) 1.0,Continuous running pH range - a............ 2-11Short-term cleaning pH range (30 minutes) b............ 1-12Maximum water ...