| Name of index | Index |
Actual index |
|
NaH2PO4 % |
≥98.0 |
99.0 |
|
Substances not dissolved in water % |
≤0.20 |
0.02 |
|
PH value |
4.4±0.2 |
4.4 |
|
Heavy metal (Pb) % |
≤0.001 |
<0.001 |
|
Fluorides (F) % |
≤0.005 |
0.003 |
|
As % |
≤0.0003 |
<0.0003 |
|
Loss weight when dry % |
≤2.0 |
0.3 |
