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Molecular Formula: Na5P3O10
Molecular Weight: 367.86
Properties: White powder; Melting point 622°C; easily soluble in water; It has got salient chelating capacity to ions of Ca and Mg etc. and can soften hard water to make suspension solution become into clear solution; It has got weak alkalinity but no corrosiveness.
Uses: Used as one of the main auxiliaries for synthetic detergent, synergist for soap; water softener, tanning agent for leather making, auxiliary for dyeing; As an effective dispersion agent for suspension solutions of coatings, kaolin, magnesium oxide, calcium.
Packing and storage: 25Kg, 50Kg, 1000Kg, bags. stored in draughty, dry, and clean place, avoid moisture.
Standard executed: GB9983-88
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Item |
Industrial Grade |
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For export |
Industrial grade |
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Assay (Na5P3O10), %≥ |
94.0 |
90.0 |
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Phosphorus pentaoxide, % ≥ |
57.0 |
56.5 |
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Water insoluble, % ≤ |
0.10 |
0.10 |
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Iron (Fe), %≤ |
0.015 |
0.015 |
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pH (1%water solution) |
9.2-10.0 |
9.2-10.0 |
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Granularity Through 16 mesh sieve, %≥
Through 35 mesh sieve, %≥
Through 35 mesh sieve, %≥ |
95
90
40 |
95
90
40 |
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Whiteness, %≥ |
90 |
85 | |
