Sodium Tripolyphosphate (STPP)

Detailed introduction:
Molecular Formula: Na5P3O10
Molecular weight: 367.86
Cas No: 7758-29-4
HS Code: 28353100
Standard executed: GB9983-2004

Properties:
White microdot powder with luster, melting point at 622oC, easily soluble in water, with remarkable chelating ability to some metal ions such as Ca2+, Mg2+, can soften hard water, change suspension into solution, slightly alkaline, without causticity　

Applications:
1.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 catalyzer.
2.Used in epuration of petroleum product, gum latex storage, as dispersant, solvent in metal industry and pharmaceutical industry.
3.Also widely used in gum synthesis, foodstuff industry, and poultry process.
Packing:;In 25Kg or 1000 Kg net PP/PE bags. 20-23 MT in the 20" FCL
Storage:Avoid Moisture, Should not be put in the open air.