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Sodium Tyipolyphosphate (STPP)
Basic Info.
Model NO.
Sodium Tripolyphosphate
EINECS
231-838-7
Resource
Natural
Transport Package
Bag
Specification
25kg/bag
Trademark
Focus
Origin
China
HS Code
2835311000
Production Capacity
500mt/Month
Basic Info.
Model NO.
Sodium Tripolyphosphate
EINECS
231-838-7
Resource
Natural
Transport Package
Bag
Specification
25kg/bag
Trademark
Focus
Origin
China
HS Code
2835311000
Production Capacity
500mt/Month
Product Description
Sodium Tyipolyphosphate/STPP
Product: Sodium TripolyphosphateCAS: 7758-29-4
Formula: Na5P3O10
Molecular Weight : 368
Appearance&Smell: White Granular
Quality: FCCV, EC2008
Package: 25kg bag
Shelf Life: 2 years
Storage: Stored in Shielded from light, dry and cool place
Properties:
White powder, surface density: 0.35-0.9/cm3, melting point: 622°c, free solube in water, aqueous solution.
appears acid. It is a kind of inorganic surface active agent.
Functions:
1. Used as main auxiliary of synthetic wash, soap synergistic agent, water softener, leather pre-tanning agent,
2. dye auxiliary agent, and dispersant of suspension such as paint, kaolin, magnesium oxide, calcium carbonate,
3. drilling mud, preservative agent for paper making, organic synthesis catalyzer,
4. petroleum product, gum latex storage, as dispersant, solvent in metal industry and pharmaceutical industry,
5. also widely used in gum synthesis, foodstuff industry, and poultry process.
Applications:
Food industry Pharmaceutical industry Water softener Feed additives
SPECIFICATION: | Inspection Standard | FCCV/USP31/E951 |
Components: | Guaranteed Analysis: | |
Appearance | white crystalline powder | |
Assay Na5P3O10 | 95.0% | |
P2O5 | 57.0% | |
Water Insoluble Matter | 0.05% | |
Iron (Fe) | 0.015% | |
PH value (1% water solution) | 9.4-10.0 | |
Heavy Metal (as Pb) | 0.001% | |
Arsenic (As) | 0.0003% | |
Fluoride (F) | 0.003% | |
Chloride (Cl) | 0.025% | |
Sulphate (SO4) | 0.4% | |
Whiteness | 90.0% | |
Density (g/cm3) | 0.55-0.90 |
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