| Specification | |
| Product Name | Red 2G S |
| Colour Shade |  |
| Synonyms | Acid Red 1 |
| Chemical Name | Disodium 8-acetamido-1-hydroxy-2-phenylazo-naphthalene-3,6-disulfonate |
| C.I. No | 18050 |
| C.I. Name | Food Red 10 |
| FDA Status | --- |
| CAS No. | 3734-67-6 |
| EINECS No. | 223-098-9 |
| E NUMBER | E-128 |
| Test | EEC (Limit) | |
| Total colouring matters calculated as the sodium salt percent by mass | Min. | 80 |
| 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 |
| Dye Intermediates, percent by mass | Max. | 0.50 |
| Heavy metals as pb, (mg/kg.) | Max. | 40 |
| Arsenic (mg/kg.) | Max. | 3 |
| Lead (mg/kg.) | Max. | 10 |
| Mercury (mg/kg.) | Max. | 1 |
| Cadmium (mg/kg.) | Max. | 1 |
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