Dithizone AR 5GM | |||
20650SG005 | 890390307GV | ||
AR | 8903903 | ||
60-10-6 | 86033 | ||
C13H12N4S | July 2022 | ||
256.32 | June 2027 | ||
Sr.No. | Test | Result | Specification |
---|---|---|---|
1 | Description | Black crystalline powder | Black or purple black crystalline powder |
2 | Solubility | Passes | 0.1% soln. in acetone should not become green to brown within 6 days |
3 | Assay | 87.50% | Min.85.00% |
4 | Absorptivity(A,1%,1cm,L max 605nm, CHCl3) | 1650 | Min. 1522 |
5 | Chloroform insoluble matter | Passes | 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) |