≥1 piece |
No Specifications |
Food Grade |
1 |
99 |
2 phosphorus pentoxide% ≥ |
61.0 |
3 Nitrogen, as N % ≥ |
11.8 |
4 PH of 1% water solution |
4.4-4.8 |
5 Moisture% ≤ |
0.2 |
6 Heavy metals, as Pb % ≤ |
0.001 |
7 Arsenic, as As % ≤ |
0.0003 |
8 Fluoride as F % ≤ |
0.005 |
9 Water insoluble % ≤ |
0.10 |