| ≥1 piece |
Product: SHMP; Sodium Hexametaphosphate
Chemical formula: (NaPO3)6
Standard executed: HG/T2837-1997
Molecular weight: 611.82
CAS No.: 10124-56-8
2, Properties:
1. Appearance: White powder;
2. Relative density: 2.484 (20 degree centigrade);
3. Solubility: Easily soluble in water, but not in organic solution;
4. Absorbent to dampness, and turn sticky when absorbed dampness in air;
5. Can form soluble chelate with metallic ions such as Ca, Ba, Mg, Cu and Fe
3, Application:
1. Technical grade: Used in such industries as oil field, paper-making, textile, dyeing, petrochemical industry, tanning industry, metallurgical industry and building material industry, and used as a water softening agent in solution for printing, dyeing, and boiler, as diffusant in papermaking; Retarding agent, floating agent, dispersing medium, high temperature agglomerant, detergent and soil analytical chemical reagent;
2. Food grade: Mainly used as additive agent, pH adjusting agent, fermenting agent, and nourishment, etc.
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Specification |
Index |
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Technical grade |
Food grade |
Special grade |
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Total phosphateP 2 O 5 %≥ |
68.0 |
68.0 |
68.8 |
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Non-active phosphateP 2 O 5 %≥ |
7.5 |
6.5 |
6.0 |
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Fe %≤ |
0.05 |
0.05 |
0.05 |
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PH (1%solution) |
5.8-7.5 |
5.8-6.5 |
5.8-6.0 |
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Solubility |
Pass |
Pass |
Meet demand |
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Heavy metal (Pb%≤ |
--- |
0.001 |
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As %≤ |
--- |
0.0003 |
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F %≤ |
--- |
0.0001 |
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Water insoluble %≤ |
0.05 |
0.02 |
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Degree of polymerization |
9-25 |
9-25 |
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Size |
Ball, powder, pellet |
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