... , including water desalting( make drink water from bitter &salt water and seawater), purified water (purification of cooling water and boiler water), ultra-pure water (water for paint ... regeneration.Working principle Osmosis is a process of water from the dilute solution automatically flowing to concentrate side through the semi ... documentations: FAT, SAT, DQ, IQ, OQ, PQ ect. RO water purifier