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Cat Number: CHE7758294

Sodium triphosphate (STPP)

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CAS Number

7758-29-4

Synonyms

Pentasodium triphosphate
STPP
Triphosphoric acid, pentasodium salt

Description

It is used as the main auxiliary of synthetic detergent, soap synergist, tanning pre-tanning agent, water softener for industrial water; effective dispersant for suspension treatment of paint, aged soil, magnesium oxide, calcium carbonate drilling mud, etc.; used as antifouling agent for paper; used as a quality improver for canned food, juice drinks, dairy products, soya bean milk, etc. in food industry, mainly used for the tenderization of canned ham and softening of soya bean skins in canned broad beans, and can be used as softening and thickening agent. It can also be used as softener and thickener.

Molecular Weight

367.86

Molecular Formula

Na5P3O10

EINECS

231-838-7

SMILES

[O-]P(=O)([O-])OP(=O)([O-])OP(=O)([O-])[O-].[Na+].[Na+].[Na+].[Na+].[Na+]

Appearance

White powder or granule

Density, g/cm3

2.52