Trisodium Phosphate (TSP) Molecular Formula: Na3PO4.12H2O Quality of Standard: HG/T2517-93 Molecular Weight: 380.12 Usage: In chemical, spinning, weaving, printing, papermaking and electricity generation industry, it serves as the water softener and wash, the detergent, the boiler scale inhibitor, the water softener in paper dyes, the production glazed paper with the adhesive sour alkalinity ...