With our leading technology also as our spirit of innovation,mutual cooperation, benefits and development, we are going to build a prosperous future jointly with your esteemed company for 4 Inch Industrial 4040 RO Membrane, All prices depend upon the quantity of your respective purchase; the far more you get, the a lot more economical the price is. We also offer fantastic OEM company to several famous brands. With our leading technology also as our spirit of innovation,mutual cooperation, benefits and development, we are going to build a prosperous future jointly with your esteemed company for 4040 RO Membrane, We insist on "Quality First, Reputation First and Customer First". We've been committed to providing high-quality items and good after-sales services. Up to now, our goods have been exported to more than 60 countries and areas around the world, such as America, Australia and Europe. We enjoy a high reputation at home and abroad. Always persisting in the principle of "Credit, Customer and Quality", we expect cooperation with people in all walks of life for mutual benefits. 4040 RO Membrane HIDTM Reverse Osmosis Membrane 4040 ranks the best brands in China among the RO membrane industry. Reverse Osmosis Membrane 4040 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 No. Feed Spacer thickness (mil) Min. Salt Rejection (%) Stabilized Salt Rejection (%) Permeate Flow Rate (gpd) Test Pressure (psi) Test water TDS (ppm) LP26-4040 28 99 99.2 2200 225 1500 ULP26-4040 28 98.3 99 2200 150 1500 XLP24-4040 28 97.5 98 2300 100 750 1. Permeate flow rate and salt rejection is based on testing conditions: 25℃, PH 7.5, 20% recovery. 2. Stabilized salt rejection is generally achieved within 24-48 hours of continuous use, depending upon feedwater characteristics and operating conditions. Model No. Maximum  Operating  Temperature Maximum  Operating  Pressure Feed Water  PH Range,  continuous  operation Maximum Feed Water Turbidity Maximum  Feed Water  SDI Chlorine  Tolerance LP26-4040 45℃ 600psi 2-11 1NTU 5 <0.1ppm ULP26-4040 45℃ 600psi 2-11 1NTU 5 <0.1ppm XLP24-4040 45℃ 600psi 2-11 1NTU 5 <0.1ppm