... phosphate(DSP) CAS No.7558-79-4 99%Min. real manufacturer,good quality ,right price Chemical formula: Na2HPO4·12H2OCAS ... 0.050.0029Water insoluble % ≤0.100.05Applications: Used as a fire-prevention agent for fabric, timber, and paper, also as water softening ... agent for boiler, food additive, buffering agent, solder, tanning agent, and etc.Packaging: packed in ...