| Customization: | Available |
|---|---|
| CAS No.: | 7758-29-4 |
| Formula: | Na5o10p3 |
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Sodium Tripolyphosphate (STPP) is an inorganic compound commonly used in various industrial applications including water treatment, detergents, ceramics, food processing, and fertilizers. It is a highly effective water softener, dispersing agent, and buffer, and plays a critical role in improving the efficiency and effectiveness of many industrial processes. Due to its excellent solubility and stability, STPP is widely used in global markets for multiple applications.
| Index | Standard |
| Purity(Na5P3O10) by wt % | 94.0 min |
| P2O5 by wt % | 56.5 min |
| Pyrophosphate (Na4P2O7) by wt % | 4.0 max |
| Orthophosphate and Metaphosphate by wt % | 2.0 max |
| Iron content (as Fe) by wt % | 0.01 max |
| Water Insoluble by wt % | 0.10 max |
| Bulk Density by g/ml | 0.9~1.15 |
| Phase I by wt % | 15~40 |
| Whiteness % | 85 min |
| PH value (1% solution) | 9.2~10.3 |
| Particle Size (100mesh pass by wt %) | 95 min |
1.STPP tech grade is used as additive in detergent synthesis, ceramics production, soap synergist.
2.Has strong emulsifying property to lubricant and fat, to adjust the PH value of buffer liquid soap.
3. Water softener and buffering agent in detergent industry
4. Quality modifier, pH adjustment, water reserving agent and other functions in food industry
5. Paper making
6.Dispersing agent in oil drilling mud.
7. Ceramic, mining, water treatment industry and etc.
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