sodium phosphate monobasic 1,Content:98.0% 2,P2O5:58 ... % 5,Water insoluble:0.1% 6,Form:white crysta sodium phosphate monobasic1, Formula : NaH2PO4·XH2O(X is 0,1 ... , PH of 1% solution: 4.2-4.8 10, Chloride, as CI: 0.003 pct max11, Water insoluble: 0. ... Usage: used in boiler water treatment,electroplating, to produce sodium hexametaphosphate, detergent, metal cleaning agent,precipitant of dyes and pigment ...