Description Description Active Membrane Area ft2(m2) Average Permeate GPD(m3/d) Stable Rejection Rate % Min. Rejection Rate % 30 (2.8) 750 (2.84) 99 98.5       TESTING CONDITIONS Testing Pressure……. 150 psi (1.03Mpa) Testing Solution Temperature……. 25 ℃ The concentration of Testing Solution (NaCl)……. 1500ppm pH value of Testing Solution……. 7.5 Recovery Rate of Single Element……. 8% OPERATION LIMITS & CONDITIONS Max. Working Pressure……. 600psi（4.14Mpa) Max. volume of Feedwater…… 6gpm（1.4 m3/h) Max. temperature of Feedwater……. 45℃ Max. Feedwater SDI15……. 5 pH Range of Feed Water during Continuous Operation……. 3～10 pH Range of Feed Water during Chemical Cleaning……. 2～12 Residual Chlorine Concentration of Feed Water……. ＜0.1ppm Max. Pressure Drop of Single Reverse Osmosis Membrane Element……. 15psi（0.1Mpa) Max. Pressure Drop of Single Pressure Vessel with Six RO Membranes……. 50psi（0.34Mpa）