Tartrazine
Specification
 Product Name  TARTRAZINE
Colour Shade
 
 Synonyms Food Yellow- 4
 Chemical Name Tri-sodium 5-hydroxy-1-(4-Sulfonato phenyl-4-(4-Sulfonato phenylazo)  pyrazole-3-carbaxylate
 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
Sr. No.
Test EEC
  Limit
1 Total colouring matters calculated as the sodium salt, percent by mass.
Min. 85.00
2 Water insoluble matter, percent by mass. Max 00.20
3 Combined ether extract, percent by mass. Max 00.20
4 Unsulfonated Primary aromatic amines, percent by mass (calculated as aniline). Max 00.01
5 Subsidiary dyes, percent by mass. Max 01.00
6 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)
Max 00.50
7 Heavy metals (as Pb), (mg/kg.) Max 40
8 Arsenic, (mg/kg.) Max 03
9 Lead, (mg/kg.) Max 10
10 Mercury, (mg/kg.) Max 01
11 Cadmium, (mg/kg.) Max 01