Selenium metal powder 99.5% AR 25GM | |||
21452SG025 | 805280314EU | ||
AR | 8052803 | ||
7782-49-2 | 45070 | ||
Se | May 2021 | ||
78.96 | April 2026 | ||
Sr.No. | Test | Result | Specification |
---|---|---|---|
1 | Description | A black fine powder. | A black fine powder |
2 | Solubility | Passes | Soluble in conc. mineral acids |
3 | Assay | 99.96% | min.99.5% |
4 | Acid insoluble matter | 0.0030% | 0.01%max |
5 | Loss on drying,110°C | 0.048% | 0.05%max. |
6 | Residue on ignition | 0.38% | 0.5%max |
7 | Lead(Pb) | Not detected | 0.05%max. |
8 | Copper(Cu) | Not detected | 0.01%max |
9 | Iron(Fe) | 0.0026% | 0.005%max |
Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |