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| Phosphate |
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Sodium hexametaphosphate is an inorganic compound with the chemical formula of (NaPO3) 6. It is a white crystalline powder,soluble in water and insoluble in organic solvents. It is mainly used in the food industry as a quality improver, pH regulator,metal ion chelating agent, adhesive and expansion agent.
Total phosphate (As P2O5)%
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Inactive phosphate (As P2O5)%
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Item
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Index
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First Class
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Qualified
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Total content of phosphate (calculated by P2O5), % ¡Ý
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68.0
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65.0
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Content of inactive phosphate (calculated by P2O5), % ¡Ü
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7.5
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10.0
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Water insoluble matter content, % ¡Ü
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0.04
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0.10
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Iron content (Fe) , % ¡Ü
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0.03
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0.10
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pH value (10g/L)
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5.8-7.0
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Solubility
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Qualified
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Appearance
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White powder, granula or flaky
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