Sodium tripolyphosphate

Sodium tripolyphosphate Identification Name Sodium tripolyphosphate Synonyms Pentasodium triphosphate; Sodium triphosphate; STPP Molecular Structure Molecular Formula Na5P3O10 Molecular Weight 367.86 CAS Registry Number 7758-29-4 EINECS 231-838-7 Properties Water solubility 20 g/100 mL (20 ºC) Safety Data Hazard Symbols Xi Details Risk Codes R36/37/38 Details Safety Description S24/25 Details Classification: Phosphate Type: Sodium Tripolyphosphate CAS No.: 7758-29-4 Appearance: white powder Application: synthetic wash, soap synergistic a... Certification of STPP: ISO9001:2008 Classification of STPP: inorganic chemicals Stock of STPP: Abundant Packaging & Delivery Packaging Detail: 25kgs plastic woven bag with inner lining 25kg 3 layers PP/PET package Delivery Detail within 20 days after received advance payment or workable lc standard:GB/T9983-2004 Ceramic,industrial Grade APPLICATION • Used as main auxiliary of synthetic wash, soap synergistic agent, water softener, leather pre-tanning agent, dye auxiliary agent, and dispersant of suspension such as paint, kaolin, magnesium oxide, calcium carbonate drilling mud, preservative agent for paper making, organic synthesis catalyze, also used in epuration of petroleum product, gum latex storage, as dispersant, solvent in metal industry and pharmaceutical industry. • Na5P3O10 94.0% min • P2 O 5 57.0% min • Iron (Fe) 0.015% max • Water insoluble matter 0.15% max • Heavy metal as Pb -- • Ph value (1% water solution) 9.2-10.0 • Arsenic (As) -- • Whiteness 92% min • Ignition loss 1.0 • Density (g/cm3) 0.35-0.9