NILE
CHEMICALS
NILE
CHEMICALS
CUPRIC OXIDE POWDER
|
SPECIFICATION |
|
| CuO M.W. 79.55 | |
| Minimum assay ( by iodometry ) | 99% |
| Maximum Limits of Impurities : | |
| Substances insoluble in nitric acid | 0.02% |
| Free alkali | passes test |
| Chloride ( CI ) | 0.005% |
| Total sulphur ( as SO4 ) | 0.01% |
| Total nitrogen ( N ) | 0.002% |
| Lead ( Pb ) | 0.05% |
| Iron ( Fe ) | 0.05% |
| Substances not precipitated | |
| by H2S ( as sulphate ) | 0.2% |
| ( Suitable for elementary analysis ) | |
PRODUCT LIST
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