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Ponceau 4R known by more than 100 synonyms, including as C.I. 16255, Cochineal Red A, C.I. Acid Red 18, Brilliant Scarlet 3R, Brilliant Scarlet 4R, New Coccine, is a synthetic colourant that may be used as a food colouring
| Product Characteristics | Product Detail |
|---|---|
| Colour Index No. | 16255 |
| Food Colour No. | Red 7 |
| CAS NO. | 2611-82-7 |
| E.E.C. No. | E-124 |
| I.S. No. | 2558 |
| Total Dye Content Corrected for Sample (Min.) | 82% |
| Volatile Matter (chloride & sulphate) (Max) | 18% |
| Solubility In Water (20oc) | 120 gram / litre |
| Combined Ether Extract. (Max) | 0.20% |
| Water Insoluble (Max) | 0.20% |
| Class | Monoazo |
| Light Stability | 4 |
| Heat Stability (100oc) | 5 |
| Alkali Stability | 3 |
| Dyes Intermediate (Max) | 1% |
| Subsidiary Dyes (MAX) | 0.5% |
| Lead | < 10 ppm |
| Arsenic | < 3 ppm |
| Heavy Metals | < 20 ppm |
| Mercury | < 1 ppm |