Sodium Tripolyphosphate(STPP)

Brief Description
CAS No.: 7758-29-4 Other Names: STPP MF: Na5P3O10
EINECS No.: 237-004-9 FEMA No.: GB9983-88 Place of Origin: China (Mainland)
Type: Emulsifiers, Thickeners Brand Name: Sodium Tripolyphosphate Model Number: STPP
Purity: 96%  
Delivery Terms & Packaging
Packaging Detail:25kgs/bag
Delivery Detail:1-2weeks after the payment
Specifications
Sodium Tripolyphosphate(STPP)

Sodium Tripolyphosphate:
1.Food grade/tech grade
2.Purity:96%
3.White powder and granular

Application:

1. Used as main auxiliary of synthetic wash, soap synergistic agent, water softener, leather pre-tanning agent, dye auxiliary agent, as dispersant of suspension such as paint, kaolin, magnesium oxide, calcium carbonate drilling mud, and as 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

In food industry, it is used as water conservative, applied to can, fruit drinks, milk products, vegetable protein drinks, instant noodles, meat products, and so on.

Name of index

GB25566-2010

FCC-V

P2O5 ≥%

56.0-58.0

-

Fluoride (as F) ≤%

0.005

0.005

Arsenic (As) ≤%

0.0003

0.0003

Heavy Metal (as Pb) ≤%

0.001

-

Chloride (as Cl) ≤%

-

-

Sulfate (as SO42-) ≤%

-

-

Water Insoluble ≤%

0.1

0.1

pH (1% aqueous solution)

9.5-10.0

-

Whiteness ≥%

-

-

Pb ≤%

0.0004

0.0002