Stpp
STPP
Sodium Tripolyphosphate
| Specification | Value |
|---|---|
| Purity (Na₅P₃O₁₀) | 94% min |
| P₂O₅ | 57% min |
| Insoluble in Water | 0.1% max |
| Iron (Fe) | 0.005% max |
| PH (1% Solution) | 9.2–10.2 |
| Phase I | 20% – 45% |
| Bulk density | 0.4 – 0.6 g/cc (Light density) |
| 0.6 – 0.8 g/cc (Mid Density) | |
| 0.8 – 1 g/cc (High Density) |