{"product_id":"e-mem-2540-industrial-ro-membrane-2","title":"E-MEM 2540 Industrial RO Membrane","description":"\u003ch2 style=\"text-align: left;\"\u003eE-MEM Membranes\u003c\/h2\u003e\n\u003cp style=\"text-align: left;\"\u003eE-MEM residential membrane components are mainly used in various household water purifiers, mineralized direct drinking machines hospitals, and laboratories, and other small systems.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003ePerformance parameters of the membrane element\u003c\/h3\u003e\n\u003ctable style=\"border-collapse: collapse;\" border=\"1\" width=\"100%\" cellspacing=\"0\" cellpadding=\"10\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eActive membrane area ft2(m2)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eAverage permeate GPD(m3\/d)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSalt rejection (%)\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEM-RO-2540-ULP\u003c\/td\u003e\n\u003ctd\u003e30(2.8)\u003c\/td\u003e\n\u003ctd\u003e750(2.8)\u003c\/td\u003e\n\u003ctd\u003e99\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTesting pressure\u003c\/td\u003e\n\u003ctd\u003e150(1.03)\u003c\/td\u003e\n\u003ctd\u003eTesting water temperature\u003c\/td\u003e\n\u003ctd\u003e25°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConcentration of testing solution\u003c\/td\u003e\n\u003ctd\u003e1000ppm NaCl\u003c\/td\u003e\n\u003ctd\u003epH value of testing solution\u003c\/td\u003e\n\u003ctd\u003e7.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTesting recovery rate of single element\u003c\/td\u003e\n\u003ctd\u003e15% (Single membrane element production flow may vary ±20%)\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDomestic Water Treatment\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003eCommercial Water Treatment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003eSpecification And Size\u003cbr\u003e\u003cbr\u003e\n\u003c\/h3\u003e\n\u003ctable style=\"border-collapse: collapse;\" border=\"1\" width=\"100%\" cellspacing=\"0\" cellpadding=\"10\" align=\"left\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eE-MEM® Element\u003c\/td\u003e\n\u003ctd\u003eA(±2.0mm)\n\u003cp\u003emm(ln.)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003eB(±1.0mm)\n\u003cp\u003emm(ln.)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003eC1(±1.0mm)\n\u003cp\u003emm(ln.)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003eC2(±1.0mm)\n\u003cp\u003emm(ln.)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003eD(±0.1mm)\n\u003cp\u003emm(ln.)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEM-RO-2540-ULP\u003c\/td\u003e\n\u003ctd\u003e1016(39.8)\u003c\/td\u003e\n\u003ctd\u003e61(2.4)\u003c\/td\u003e\n\u003ctd\u003e30.2(1.19)\u003c\/td\u003e\n\u003ctd\u003e30.2 (1.19)\u003c\/td\u003e\n\u003ctd\u003e19.1 (0.75)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3 style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch3 style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch3 style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch3 style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch3 style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch3 style=\"text-align: left;\"\u003eHow An RO Membrane Is Made\u003c\/h3\u003e\n\u003cp style=\"text-align: left;\"\u003eBelow is a video that explains how an RO membrane is made\u003c\/p\u003e\n\u003cdiv style=\"position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; width: 100%;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/c640QM5Ccyw\" title=\"RO Membrane How it is made\" style=\"position: absolute; top: 0; left: 0; width: 100%; height: 100%;\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003ch3\u003eUltimate service conditions\u003cbr\u003e\n\u003c\/h3\u003e\n\u003ctable style=\"text-align: center; border-collapse: collapse;\" border=\"1\" width=\"100%\" cellspacing=\"0\" cellpadding=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMembrane type\u003c\/td\u003e\n\u003ctd\u003ePolyamide Composite Membrane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum operating temperature\u003c\/td\u003e\n\u003ctd\u003e113℉（45℃）\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum operating pressure\u003c\/td\u003e\n\u003ctd\u003e600 psi（41.4bar）\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003epH range, continuous operation\u003c\/td\u003e\n\u003ctd\u003e3-10a\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Influent SDI\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFree chlorine tolerance\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.1 ppm b\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003ea. When pH \u0026gt; 10, the maximum allowable temperature for continuous operation is 95℉（35℃）.\u003c\/p\u003e\n\u003cp\u003eb. Under certain conditions, the presence of free chlorine and other oxidants will lead to premature failure of membranes. Therefore, it is recommended that the membrane be pretreated to remove residual free chlorine before water comes into contact with membranes. \u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch3\u003eApplication Area\u003c\/h3\u003e\n\u003cp\u003eE-MEM residential membrane components are mainly used in various household water purifiers, mineralized direct drinking machines, hospitals, laboratory and other small systems. \u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch3\u003eMatters Needing Attention\u003cbr\u003e\n\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eThe data and information provided by Hangzhou-MEM Environmental Technology Co., Ltd in this sample are all obtained through long-term experiments, and we are convinced that these data and information are accurate and effective. Customers are requested to use the product in strict accordance with the design, use, and maintenance requirements of the product and keep relevant data records. Hangzhou E-MEM Environmental Technology Co., Ltd shall not bear any consequences arising from customers' failure to use and maintain the products in accordance with the conditions provided by this sample.\u003c\/li\u003e\n\u003cli\u003eThe permeate flow listed in the table is the average value, and the deviation of a single membrane element of permeate flow is±15%.\u003c\/li\u003e\n\u003cli\u003eBefore products leaving the factory, the dry membrane element has no protective liquid, while the wet membrane element is stored and treated with 1.0% sodium bisulfite (10% glycerin antifreeze added in winter) solution and vacuum-packed.\u003c\/li\u003e\n\u003cli\u003eDry membrane elements should always be kept wet after wetting. When wet membrane element is not used for a long time, in order to prevent the growth of microorganisms, it is recommended to soak the membrane element with protective liquid containing 1.0% sodium bisulfite (food grade)(prepared with RO production water).\u003c\/li\u003e\n\u003cli\u003eFor initial use of membrane elements, it is recommended to flush first at low pressure for 15-25 minutes and then at high pressure for 60-90 minutes (water production not less than 50% of the system design).All production and concentrated water shall be discharged within the first hour of membrane element operation.\u003c\/li\u003e\n\u003cli\u003eIt is prohibited to add any chemical agent that has an impact on the membrane element in storage and operation. If such chemical agent is violated, Hangzhou E-MEM Environmental Technology Co., Ltd will not bear all the consequences arising therefrom.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Pure Drop Technicals","offers":[{"title":"Default Title","offer_id":45462477242558,"sku":"EM2540","price":1725.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0728\/2268\/5886\/files\/vontron-ulp21-2540-reverse-osmosis-membrane_a48b8734-3ca8-40a0-a420-de0f53757b8f.jpg?v=1759881930","url":"https:\/\/www.watershopinstallations.co.za\/products\/e-mem-2540-industrial-ro-membrane-2","provider":"Pure Drop Technicals","version":"1.0","type":"link"}