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Properties: It is reseda powder, soluble in dilute acid, but insoluble in water |
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Specification(%): |
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| Index |
High-grade |
First-grade |
| Assay (Ni) |
45%min |
35-40%min |
| Iron(Fe) |
0.05%max |
0.1%max |
| Copper(Cu) |
0.01%max |
0.03%max |
| Zinc(Zn) |
0.01%max |
0.03%max |
| Lead (Pb) |
0.01%max |
0.02%max |
| Hcl-insoluble Matter |
0.05%max |
0.1%max |
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