Sodium hexametaphosphate is an inorganic substance with molecular formula (NaPO3) 6. It is a white powder crystal, or a colorless transparent glass sheet or block solid. Soluble in water, insoluble in organic solvents. It has strong hygroscopicity. When exposed to the air, it can gradually absorb water and form a mucilage. It can form soluble complexes with calcium, magnesium and other metal ions. It is widely used in food and industrial fields.
Product Grade | Industrial grade | |
Test Item | Specification | Result |
Appearance | White powder | White powder |
Sodium hexametaphosphate(SHMP)% | ≥68.0 | 68.02 |
Inactive phosphates(P2O5)% | ≤7.5 | 7.5 |
Insoluble matter % | ≤0.1 | 0.01 |
Fe % | ≤0.01 | 0.005 |
PH value | 5.8-7.3 | 6.7 |
Arsenic (As) % | ≤0.002 | 0.001 |
Whiteness % | ≥90 | 95 |
Average degree of polymerization% | 10-16 | 12.1 |
Solubility | / |
Sodium hexametaphosphate is usded as bonding agent, floating and selection agent, separating agent, water softener and buffer, etc
Solid product: in woven bag lined with PP outer & PE inner, net Weight 1000kg, 50kg or 25kg etc.
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