... the different advantages;2Room temperature condition no phase change of the physical method salt water supply built desalination, purification ... four to 11Free residual chlorine: < 0.1 mg/LWater temperature: 5-45 °CFe, mn: < 0. 05 mg/L ... tablet, biochemical products with high pure water3 Electronic industrial water: integrated electrical appliances, monocrystalline silicon, XianShiGuan, electrode foil ...