| CAS No.: | 7722-88-5 |
|---|---|
| Formula: | Na4p2o7 |
| EINECS: | 231-767-1 |
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| Potassium pyrophosphate | |
| Appearance | White powder |
| Purity | ≥ 96.5% |
| Phosphorus pentoxide(P2O5) | ≥ 51.5% |
| PH of 1% water solution | 9.9-10.7 |
| Heave metals(as Pb) | ≤ 0.001% |
| Arsenic(as As) | ≤ 0.0003% |
| Fluoride,as F | ≤ 0.005% |
| Water insoluble | ≤ 0.2% |
| Sieve test(60 mesh passed) | ≥90% |
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