| Indigo carmine AR 25GM | |||
| 20792SG025 | 908320303DX | ||
| AR | 9083203 | ||
| 860-22-0 | 93925 | ||
| C16H8N2Na2O8S2 | April 2024 | ||
| 466.35 | March 2029 | ||
| Sr.No. | Test | Result | Specification |
|---|---|---|---|
| 1 | Description | Dark blue powder with coppery luster. | Dark blue powder with coppery luster. |
| 2 | Solubility | Complies | 1% solution in water should be clear. |
| 3 | Absorption, L max | 610nm | 608-612nm |
| 4 | Absorptivity(A1%,1cm,L max.) | 428 | min.400 |
| 5 | Absorption ratio | 0.99 | 0.98-1.07 |
| 6 | Dye content (Titanometry:on dried sub.) | 87% | min.85% |
| 7 | Sulphated ash | 32.4% | 30-35% (on dried basis) |
| 8 | Insoluble matter | 0.1% | 0.2%max |
| 9 | Loss on drying,120°C | 6.9% | 10%max |
Remarks: THE CAPTIONED BATCH MATERIAL COMPLIES WITH THE PRESCRIBED QUALITY OF THE ABOVE SPECIFICATION.
FINAR provides this analytical report in good faith and to the best of its knowledge. It should not be substituted for the users own raw material quality control.
| Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |
Computer Generated Report - Does not require Signature.
