Tartrazine

Tartrazine

Specification
Product NameTartrazine
Colour ShadeTartrazine
SynonymsFood Yellow – 4
Chemical NameTri-sodium 5-hydroxy-1-(4-Sulfonato phenyl-4-(4-Sulfonato phenylazo) pyrazole-3-carbaxylate
C.I. No19140
C.I. NameAcid Yellow- 23
FDA StatusFD&C Yellow – 5
CAS No.1934-21-0
EINECS No.217-699-5
E. NUMBERE-102
TestEEC (Limit)
Total colouring matters calculated as the sodium salt, percent by mass.Min.85
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_-diazoaminodi(benzene sulfonic acid)
Tetrahydroxysuccinic Acid
Max.0.50
Heavy metals (as Pb), (mg/kg.)Max.40
Arsenic, (mg/kg.)Max.3
Lead, (mg/kg.)Max.2
Mercury, (mg/kg.)Max.1
Cadmium, (mg/kg.)Max.1