Product name: Trisodium Phosphate (TSP)(12 Enhydrous & Anhydrous) Trisodium phosphate; TSP; Na3PO4; Na3PO4.12H2O Other Names:Sodium Phosphate, Tribasic, Trisodium Orthophate M. F. :Na3PO4(Anhydrous); Na3PO4.12H2O (Dodecahydrate) M. W. :163.94(Anhydrous); 380.14(Dodecahydrate) CAS No: 7601-54-9 (Anhydrous);10101-89-0 (Dodecahydrate) EINECS No.: 231-509-8 Appearance: White or colorless crystals; White crystal powder Specification : purity: 98%min. P2O5:18.3% min. sulphate :0.5%max. chloride :0.3%max. water insoluble :0.1%max. PH :11.5-12.5 Grade: Food grade ; Technical grade Standard executed: Technical grade :HG/T2517-93 Physical properties :Made by high temperature calcination, white powder, its solution is basic liquid.