Specifications
| C.I.NO. | FOOD INDEX NO. | SYNONYMS | I.S.I.NO. | E.NO | C.A.S.NO. |
| 28440 | Food Blue – 1 | BRILLIANT BLACK | – | E151 | 2519-30-4 |
| TEST | LIMIT |
| Total coloring matters calculated as the sodium salt, percent by mass. (Min) | 80.0 |
| Loss on drying at 135 °C, Percent by mass and chlorides & Sulphates express as sodium salts, percent by mass (Max) | 20.0 |
| Water insoluble matter, percent by mass. (Max) | 0.20 |
| Combined ether extract, percent by mass. (Max) | 0.20 |
| Unsulphonated Primary aromatic amines, percent by mass (Max) | 0.01 |
| Subsidiary dyes, percent by mass. (Max) | 4.00 |
| Total organic compound other than coloring matters, percent by mass 4-acetamido-5-hydroxynaphthalene- 1,7-disulfonic acid 4-amino-5-hydroxynaphthalene-1,7- disulfonic acid 8-aminonaphthalene-2-sulfonic acid 4,4 -diazoaminodi-(benzenesulfonic acid) | 0.80 |
| Heavy metals, as pb (mg/kg.) (Max) | 40.0 |
| Arsenic (mg/kg.) (Max) | 3.00 |
| Lead (mg/kg.) (Max) | 2.00 |
| Mercury (mg/kg.) (Max) | 1.00 |
| Cadmium (mg/kg.) (Max) | 1.00 |
Pack Size Available in
| 500 Grams | 1 Kg | 6 Kgs | 25 Kgs |