|
Item |
AP |
CP |
Industry grade |
|
Assay (K2C2O4.H2O)% |
99. 6% |
99.00% |
99 .0% |
|
Ph(50g/L Solution,25°C), |
6.5-7.5 |
||
|
Heavy metals(as Pb)% |
0.001 |
0.005 |
0.005 |
|
Iron(Fe)% |
0.0 0 1 |
0.0 0 5 |
0.0 05 |
|
Chloride(Cl)% |
0.00 5 |
0.0 1 |
0.0 1 |
|
Sulfur Compounds(as SO4)% |
0.01 |
0.01 |
0.05 |