CAS No.: | 10124-56-8 |
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Formula: | (Napo3)6 |
EINECS: | 233-343-1 |
Certification: | CCIC, CIQ, RoHS, ISO |
Purity: | 90%~99% |
Type: | Sodium Pyrophosphate |
Samples: |
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Customization: |
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Sodium hexametaphosphate, molecular formula: (NaPO3) 6, white powder crystal, or colorless transparent glass flake or block solid. Soluble in water, insoluble in organic solvent. It has a strong hygroscopicity, and can gradually absorb water when exposed in the air. It can form soluble complexes with calcium, magnesium and other metal ions. It is widely used in food and industry.
Specification:
Item |
Standard |
Result |
Total phosphate(P2O5 ) % ≥ |
68.0 |
69.2 |
Non-active phosphate (P2O5 ), % ≤ |
7.5 |
7.2 |
Iron(Fe) % ≤ |
0.05 |
0.03 |
PH value, |
5.8 -6.5 |
5.9 |
Water-insoluble, %≤ |
0.05 |
0.025 |
Polymerization degree, |
10-22 |
16 |
Heavy metal(Pb) % ≤ |
0.001 |
0.0006 |
Arsen(As) % ≤ |
0.0003 |
0.0001 |
Fluoride(F) % ≤ |
0.003 |
0.003 |
Main uses:
It is widely used in circulating water treatment, food, mining, drilling, textile, printing and dyeing, etc. Industrial sodium hexametaphosphate can be used as flotation agent, slurry viscosity reducer, dispersant, etc. Food grade can be used as preservative
Packing:
25KG woven bag or customised
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