3,5-Dinitrobenzoic acid, min.99% AR 100GM | |||
20623SG100 | 244390304AR | ||
AR | 2443903 | ||
99-34-3 | 42141 | ||
C7H4N2O6 | January 2018 | ||
212.12 | December 2022 | ||
Sr.No. | Test | Result | Specification |
---|---|---|---|
1 | Description | Pale yellow crystalline powder. | Pale yellow crystalline powder. |
2 | Solubility | Passes | 10% soluble in methanol is clear. |
3 | Assay (acidimetric) | 99.20% | Min. 99.00% |
4 | Melting point | 204°C | 204° - 206°C |
5 | Residue on ignition | 0.04% | 0.1% max |
6 | Iron (Fe) | 0.00018% | 0.001% max. |
7 | Lead (Pb) | 0.00015% | 0.001% max. |
8 | Copper (Cu) | 0.00004% | 0.0005% max. |
Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |