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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