
| Dithizone AR 25GM | |||
| 20650SG025 | 963980309FZ | ||
| AR | 9639803 | ||
| 60-10-6 | 120132 | ||
| C13H12N4S | June 2026 | ||
| 256.32 | May 2031 | ||
| Sr.No. | Test | Result | Specification | Method Reference |
|---|---|---|---|---|
| 1 | Description | Purple black crystalline powder. | Black or purple black crystalline powder | |
| 2 | Solubility | Complies | 0.1% soln. in acetone should not become green to brown within 6 days | |
| 3 | Assay | 90.96% | Min.85.00% | |
| 4 | Absorptivity(A,1%,1cm,L max 605nm, CHCl3) | 1527 | Min. 1522 | |
| 5 | Chloroform insoluble matter | Complies | Passes test | |
| 6 | Sulphated ash | 0.1% | 0.2% max | |
| 7 | Lead (Pb) | Less than 0.001% | 0.001% max |
| Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |