Sodium Tripolyphosphate (STPP) - Technical Grade
Our Technical Grade Sodium Tripolyphosphate (STPP) is a high-purity inorganic phosphate produced in compliance with the GB/T 9983-2004 standard. It serves as a vital component in detergent formulations and industrial water treatment processes.
Product Technical Data (TDS)
| Item | Specification (GB/T 9983-2004) |
|---|---|
| CAS Number | 7758-29-4 |
| Chemical Formula | Na5P3O10 |
| Total Phosphates (as P2O5) | ≥ 57.0% |
| Water Insoluble Matter | ≤ 0.10% |
| pH (1% solution) | 9.5 - 10.0 |
| Whiteness | ≥ 90.0% |
Industrial Applications
- Detergent Industry: Functions as a key builder to soften water and enhance cleaning power.
- Water Treatment: Used as a sequestering agent to prevent scale formation in industrial boilers.
- Ceramics and Mining: Acts as a high-efficiency dispersant.
- Textile Industry: Assists in the bleaching and dyeing process by sequestering metal ions.
Packaging and Storage
Packing: 25 kg bag, 50 kg bag, or 1000 kg jumbo bag (double-layer plastic inner bags with plastic woven outer bags).
Storage: Keep in a cool, dry, and ventilated warehouse. Avoid moisture and heat exposure to maintain quality.
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