PRODUCT SPECIFICATIONS PRODUCT Sodium Tripolyphosphate CAS # 7758-29-4, 13573-18-7 SYNONYM Pentasodium triphosphate, Pentasodium tripolyphosphate, Sodium triphosphate, Sodium tripolyphosphate, STP, STPP, Triphosphoric acid pentasodium salt, Triphosphoric acid sodium salt. FORMULA Na5P3O10 APPEARANCE White powder MELTING POINT 622 °C MOLECULAR MASS 367.86 g/mol [...]