Specification:
|
Item |
Test Standard |
|
Assay |
98.5% |
|
PH |
7.5~9.0 |
|
Appearance of solution |
To pass test |
|
Water-insoluble |
0.01% |
|
Chloride |
0.005% |
|
Sulphates |
0.01% |
|
Phosphate |
0.001% |
|
Magnesium |
0.001% |
|
Iron |
0.001% |
|
Calcium |
0.005% |
|
Heavy metala(Pb) |
0.002% |