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high purity of sodium tripolyphosphate
| Model No. : | STPP |
|---|---|
| Brand Name : | hsm |
Product description
Description of Products | Item | Index | ||
| Superior | Grade I | Grade II | |
| Whiteness /% ≥ | 90 | 85 | 80 |
| phosphorus pentoxide (P2O5)/% ≥ | 57 | 56.5 | 55 |
| Sodium Tripolyphosphate (Na5P3O10)/% ≥ | 96 | 90 | 85 |
| Water insoluble matter/% ≤ | 0.1 | 0.1 | 0.15 |
| Iron (Fe)/% ≤ | 0.007 | 0.015 | 0.03 |
| pH value (1% solution) | 9.2-10.0 | ||
| Granularity | Passes 1.00mm test, sieving rate is higher than 95% | ||
Used as additive in detergent synthesis, ceramics production, soap synergist. Has strong emulsifying property to lubricant and fat, to adjust the PH value of buffer liquid soap, water softener for industrial water, pretanning agent for leather production, in dyeing additive, paint, kaolin, magnesium oxide, calcium carbonate and other industries as dispersant for the preparation of suspension, as dispersant in drilling fluid, as anti-oil agent in paper-making industry. |
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