... .003% 5,Water insoluble:0.1% 6,Form:white crysta sodium phosphate monobasic1, Formula : NaH2PO4·XH2O(X is 0,1,2 ... bag16, Usage: used in boiler water treatment,electroplating, to produce sodium hexametaphosphate, detergent, metal cleaning agent,precipitant of dyes and pigment ... , MKP, DCP, MDCP, TCP and NPK in several countries including India, Indonesia, S Korea, Malaysia, B'Desh, Japan and Australia.