CAS Number
7758-11-4
Formula
K2HPO4
Weight
M: 174,18 EC: 231-834-5 NC: 2835 24 00
| Assay (K2HPO4) after drying, not less than | 98,0 % |
| Appearance | p/t |
| Identity: | |
| Phosphate | p/t. |
| Potassium | p/t. |
| pH of 1% solution | 8,7-9,4 |
| Arsenic (as As), not more than | 3 ppm |
| Fluoride, not more than | 10 ppm |
| P2O5 content a.a.s | 40,3-41,5 % |
| Loss on drying, not more than | 2,0 % |
| Insoluble substances, not more than | 0,2 % |
| Cadmium, not more than | 1 ppm |
| Lead, not more than | 2 ppm |
| Mercury (Hg), not more than | 1 ppm |
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