Sodium Tripolyphosphate (STPP)94％

Description:
Chemical formula Na5P3O10
[Molecular weight] 367.86
[Voluntary standards] GB9983-88
[Properties] White powder, surface density: 0.35-0.9g/cm3, melting point:622, free soluble in water, aqueous solution appears acid. It is a kind of inorganic surface active agent.
[Main use] Mainly used as additive in synthesizing detergent. Used as soap synergist, water softener, pretanning, dyes auxiliary and oil proof etc..
[Packaging and transportation] 25kg-50kg woven bag lined with plastic, stored in dry and draughty place.

Specification
Na5P3O10%: 94.0
P2O5%: 57.0
F%: 0.003
As%: 0.0003
Fe,%: 0.007
Pb%: 0.001
Cl%: 0.025
SO4%: 0.4
Insoluble matter in water%: 0.05
PH (1% solution ): 9.5-10.0

Place of Origin:	China(Mainland)
Payment Terms :	L/C T/T
Price Terms :	FOB
Packaging:	25KG PP woven bag