| Specification | |
| Product Name | Carmoisine |
| Colour Shade |  |
| Synonyms | Food Red 3, Azorubine, Azorubin s, Brillantcarmoisin O |
| Chemical Name | Di-sodium salt of 2-(4 sulpho -1-naphthylazo)-1-naphthol-4-sulphonic acid |
| Molecular Formula | C20H12N2Na2O7S2 |
| C.I. No | 14720 |
| C.I. Name | Acid Red 14 |
| FDA Status | --- |
| CAS No. | 3567-69-9 |
| EINECS No. | 222-657-4 |
| E NUMBER | E-122 |
| Test | EEC (Limit) | |
| Total colouring matters calculated as the sodium salt percent by mass | Min. | 85 |
| Water insoluble matter, percent by mass | Max. | 0.20 |
| Combined ether extract, percent by mass | Max. | 0.20 |
| Unsulfonated Primary aromatic amines. percent by mass | Max. | 0.01 |
| Subsidiary dyes, percent by mass | Max. | 2 |
|
Total organic compound other than colouring matters, percent by mass. 4-aminonaphthalene-1-sulfonic acid 4-hydroxynaphthalene-1-sulfonic acid |
Max. | 0.50 |
| Heavy metals as pb(mg/kg.) | Max. | 40 |
| Arsenic (mg/kg.) | Max. | 3 |
| Lead (mg/kg.) | Max. | 3 |
| Mercury(mg/kg.) | Max. | 1 |
| Cadmium (mg/kg.) | Max. | 1 |
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