... 3. BW, LP,XLE,TW series optional low pressure brackish water desalination 2.5 inch RO membrane active ... marketing team, we are engaged in developing our company into a production base of water treatment parts ... membrane has its characteristics as flows: high rejection .it gives high rejection in treating with pestcides,by ... 25°C,nacl 500mg /l, pH 7.5 and the standard recycle rate and so pressure .2 ...