CAS No.: 7758-79-4 EINECS No.: 231-448-7 Model No.: CF-DSP521( First grade) CF-DSP522( Upper grade) Molecular formula : Na2HPO4 Molecular weight : 141.98 Property : White powder, easy soluble in water, insoluble in alcohol, easy to absorb water, pH value of 1% aqueous solution is 9.1. Use : used as boiler water softening agent, the flame retardant and waterproof agent for woods, papers and textiles, dyes auxiliaries, treating agent in electroplating industry, glaze, flux, and the production of purgative prescription. The upper grade is used as additive to produce baking powder, etc.Packing : 25kg woven bag with plastic liner.