We're proud from the higher client fulfillment and wide acceptance due to our persistent pursuit of high quality both on product and service for RO Membrane 75 Gallons High Flow Water Purifier RO Filter Membrane, Our company maintains safe business mixed by truth and honesty to keep long-term relationships with our customers. We're proud from the higher client fulfillment and wide acceptance due to our persistent pursuit of high quality both on product and service for RO Membrane 75 Gallon, Due to our strict pursues in quality, and after-sale service, our product gets more and more popular around the world. Many clients came to visit our factory and place orders. And there are also many foreign friends who came for sight seeing, or entrust us to buy other stuff for them. You are most welcome to come to China, to our city and to our factory! 75 GPD Reverse Osmosis (RO) Membrane HIDTM Residential Membrane ranks the best brands in China among the RO membrane industry. 75 GPD Reverse Osmosis (RO) Membrane has won the trust of thousands of families for feeding the reliable purified water over 10 years. Each membrane is made of HID developed & pre-examined sheet and goes through stringent making processes as well as in-house quality inspection & testing before delivery. HID Membrane has been certified by SGS & China Jiangsu Sanitation Bureau wrt drinking water membrane elements. Model TFC-1810-50 TFC-1810-75 TFC-1810-100  TFC-2012-125  TFC-2012-150 TFC-2012- 200 TFC-1812-50  TFC-1812-75 TFC-2012-100 Perfor-mance Stable Desalination % 97 97 97 97 97 97 Min. Desalination % 96 96 96 96 96 96 Mean Permeable Flow GPD (L/d) 50 (204) 75 (281) 100 (380) 125 (478) 150 (567.75) 200(760) Active Film Area ft2(m2) 3.5 (0.32) 4.2 (0.38) 5.0 (0.46) 5.0 (0.50) 6.0 (0.8) 10.33 (0.96) Test Conditions Pressure 65psi (0.45Mpa) Water Temp. 25℃ Concentration(NaCl) 500ppm Water PH 6.5 to 7.5 Recovery Rate % 15 Operating Conditions Max. Operating Pressure 200psi (2.0Mpa) Max. Feed Water Temp. 45℃ Max. Feed Water Silt Density Index (SDI) 5 Feed Water Chlorine Tolerance < 0.1 mg/l Feed Water PH Range, Continuous Operation 3 to 10 Feed Water PH Range, Short-Term Cleaning 2 to 11 Max. Pressure Drop of Single Membrane 10psi (0.07Mpa) NOTE: The produced water amount listed in the table is an average value, compared with the standard value, the difference of the minimum amount of water produced by a single membrane does not exceed ± 15%. Model No. Maximum  Operating Temperature Maximum  Operating  Pressure Feed Water PH Range,  continuous operation Maximum Feed Water Turbidity Maximum  Feed Water SDI Chlorine  Tolerance TFC-1812-50 45℃ 200psi 4-11 1NTU 5 <0.1ppm TFC-1812-75 45℃ 200psi 4-11 1NTU 5 <0.1ppm TFC-2012-100 45℃ 200psi 4-11 1NTU 5 <0.1ppm TFC-2012-125 45℃ 200psi 4-11 1NTU 5 <0.1ppm TFC-2012-150 45℃ 200psi 4-11 1NTU 5 <0.1ppm TFC-2012-200 45℃ 200psi 4-11 1NTU 5 <0.1ppm