Chromotropic acid disodium salt dihydrate AR 25GM | |||
20486SG025 | 907660319DW | ||
AR | 9076603 | ||
5808-22-0 | 93880 | ||
C10H6Na2O8S2.2H2O | April 2023 | ||
400.3 | March 2028 | ||
Sr.No. | Test | Result | Specification |
---|---|---|---|
1 | Description | Buff powder. | Yellowish white to buff powder. |
2 | Solubility | Complies | 10% solution in water is clear and bright. |
3 | Assay (acidimetric, after drying) | 99.25% | min.98.5% |
4 | Sensitivity | Complies | Passes test (As reagent for formaldehyde) |
5 | Water | 4.1% | 9.5 % max |
Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |