Tartrazine Yellow Specifications

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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