DSP [IDENTIFICATION] Disodium Phosphate (Industrial Grade) [CHEMICAL FORMULA] Na2HPO4?2H2O [SPECIFICATIONS] Item Internal Quality Control Index* Main Content(Na2HPO4?2H2O Unit) %97.0 min PH 8.8~9.2 Sulphate Content(SO4 Unit) % 0.7max Water Insoluble % 0.05 max Arsenic Content(As Unit) % 0.005max Fluorine Content(F Unit) % 0.05max Chloride Content(Cl Unit) % 0.05max *Tip: Customization is available.