CAS Number
7758-16-9
Formula
Na2H2P2O7
Weight
M: 221,94 EC: 231-835-0 NC: 2835 39 00
| Assay (Na2H2P2O7) | 95,0-100,5% |
| Arsenic (as As), not more than | 3 ppm |
| Insoluble substances, not more than | 0,6 % |
| Loss on drying at 105°C, not more than | 0,5 % |
| P2O5 content | 63,0-64 % |
| pH of 1% | 3,7-4,4 |
| Fluoride, not more than | 10 ppm |
| Lead, not more than | 2 ppm |
| Mercury, not more than | 1 ppm |
| Cadmium, not more than | 1 ppm |
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