Na3PO412H2O Molecular Weight :380.14 White crystal :PH 15.5-19 Used in metallurgy ,chemical .textile .printing,dyeing ,papermaking ,electromechanical industries as water softener ,boiler tube cleaning and detergent ,metal,dye intermediates ,suger candy juice of desiccant of cleanser ,Photographic contrast enhancement ,fabric mercerizing ,rubber latex concreting ,dental pick mixture .In ...