| Product Name | Tartrazine |
| Color Shade |  |
| Synonyms | Food Yellow 4 |
| Chemical Name | Tri-sodium 5-hydroxy-1-(4-Sulfonato phenyl-4-(4-Sulfonato phenylazo) pyrazole-3-carbaxylate |
| Molecular Formula | C16H9N4Na3O9S2 |
| C.I. No | 19140 |
| C.I. Name | Acid Yellow 23 |
| FDA Status | FD&C Yellow 5 |
| CAS No. | 1934-21-0 |
| EINECS No. | 217-699-5 |
| E NUMBER | E-102 |
| Test | EEC (Limit) | |
| Total coloring matters calculated as the sodium salt, percent by mass. | Min. | 87 |
| 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 (calculated as aniline). | Max. | 0.01 |
| Subsidiary dyes, percent by mass. | Max. | 1 |
|
Total organic compound other than coloring matter, percent by mass. 4-hydrazinobenzene sulfonic acid 4-aminobenzene-1-sulfonic acid 5-oxo-1-(4-sulfophenyl)- 2-pyrazoline-3-carboxylic acid 4 4-diazoaminodibenzene sulfonic acid |
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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