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Chocolate Brown HT, Food Brown 3, and C.I. 20285, is a brown synthetic coal tar diazo dye. When used as a food dye, its E number is E155. It is used to substitute cocoa or caramel as a colorant
| Product Characteristics | Product Detail |
|---|---|
| Colour Index No. | 20285 |
| Food Colour No. | Brown 3 |
| F.D. & C. No. | none |
| CAS NO. | 4553-89-3 |
| E.E.C. No. | E-155 |
| I.S. No. | none |
| Total Dye Content Corrected for Sample (Min.) | 70% |
| Volatile Matter (chloride & sulphate) (Max) | 30% |
| Solubility In Water (20oc) | 120 gram / litre |
| Combined Ether Extract. (Max) | 0.20% |
| Water Insoluble (Max) | 0.20% |
| Class | Bisazo |
| Light Stability | 4 |
| Heat Stability (100oc) | 5 |
| Alkali Stability | 4 |
| Subsidiary Dyes (MAX) | 10.00% |
| Dyes Intermediate (Max) | 0.70% |
| Lead | < 10 ppm |
| Arsenic | < 1 ppm |
| Mercury | < 1 ppm |
| Heavy Metals | < 20 ppm |