... DSP 98% Anhydrous:1 :White powder. 2 :have factory 3 :Soluble in water, insoluble in alcohol 4 :Water treatment agentsChemical formula ... weight : 141.98Properties: White powder,specific gravity is 1.52 . Soluble in water, insoluble in alcohol, the solution is alkalescent., ... food additive,buffer agent to acidty,as glaze,solder,baking powder,tanning agent,and for manufacture of pyphosphate,etc.Technical ...