... prompt delivery Industrial STPP( Sodium Tripolyphosphate) 94.0% powder or granulePhase I: A:5-20%;B:21-40%; ... pentasodium triphosphate, pentasodium salt, sodium phosphate tripolyAppearance: White powder or granules.Formula: Na5P3O10Boiling Point: 1000 CMelting Point: 622 ... of suspension such as paint, kaolin, magnesium oxide, calcium carbonate drilling mud, preservative agent for paper making, ...