Sodium Hexametaphosphate (SHMP)
CAS No. : 10124-56-8
EINECS No.: 233-343-1
EINECS No.: 233-343-1
Molecular Formula : (NaPO3)6
Appearance: white powder
Specification:
1.Food Grade
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Total phosphate, as P2O5
|
68.0% min
|
|
Inactive phosphate, as P2O5
|
7.5% max
|
|
Ph value (1% water solution)
|
5.8-6.5
|
|
Solubility
|
Qualified
|
|
Water insoluble
|
0.06% max
|
|
Arsenic (As)
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0.0003%max
|
|
Heavy metal as Pb
|
0.001%max
|
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Iron (Fe)
|
0.05% max
|
|
Fluoride
|
0.001%max
|
Usage
For food grade, it is mainly used as additive agent, PH adjusting agent and fermentation agent, and nourishment.
2. Industrial Grade
|
Total phosphate, as P2O5
|
68.0% min
|
|
Inactive phosphate, as P2O5
|
7.5% max
|
|
Ph value (1% water solution)
|
5.87.3
|
|
Solubility
|
Qualified
|
|
Water insoluble
|
0.05% max
|
|
Iron (Fe)
|
0.05% max
|
Usage:
For industrial use, such as oil field, paper-making, textile, dyeing, petrochemical industry, tanning industry, metallurgical industry and building material industry, it is mainly used as a water softening agent in solution for printing, dyeing, and boiler; Diffusant in papermaking; slow corrodent, floating agent, dispersing medium, high temperature agglomerant, detergent and soil analytical chemistry reagent.
PACKING: in 25kg pp woven bag,21/20''fcl
HS Code: 2835390000