Product Name: SODIUM TRIPOLYPHOSPHATE Other Names: STPP; SODIUM TRIPHOSPHATE, TRIPOLY PENTASODIUM TRIPHOSPHATE Appearance: White slightly hygroscopic powder or granules. Formula: Na5P3O10 Boiling Point: 1000 deg C Melting Point: 622 deg C Specific Gravity: >1.5 (water = 1) Flash Point: N/A PH: 9.5 - 10.0 (1% solution) Solubility in water: 150 g/l (25 deg C |