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Items(CoSO4.7H2O) | Result |
Assay (Co) | 21%min |
Ni | 0.001%max |
Fe | 0.001%max |
Cu | 0.001%max |
Zn | 0.001%max |
Pb | 0.001%max |
Mn | 0.001%max |
As | 0.001%max |
Na | 0.001%max |
Water Insoluble matter | 0.01%max |