| Specification |
| Product
Name |
TARTRAZINE |
|
Colour Shade |
|
| Synonyms |
Acid Yellow 23 |
| Chemical Name |
Tri-sodium 5- hydroxy- 1-(4-
Sulfonato phenyl- 4- (4- Sulfonato
phenylazo)pyrazole-3-carbaxylate |
| C.I. No |
19140 |
| C.I. Name |
Food Yellow 4 |
| 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 dye content, percent by mass
on dry basis
at 105 ± 1°C for 2 hrs.) |
Min. |
85.00 |
| 2 |
Loss on drying at 135oC and sodium
chloride
and sulphate, percent by mass |
Max |
15.00 |
| 3 |
Water insoluble matter, percent by
Mass |
Max |
00.20 |
| 4 |
Combined ether extract, percent by
mass |
Max |
00.20 |
| 5 |
Unsulfonated Primary aromatic
amines, percent by mass (calculated as aniline) |
Max |
00.01 |
| 6 |
Subsidiary dyes, percent by mass |
Max |
00.01 |
| 7 |
Dye Intermediates, 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 |
00.50 |
| 8 |
Heavy metals Lead, Copper, Chromium,
Arsenic, Mercury, Zinc, Antimony, Nickel, Barium,(PPM) |
Max |
40 |
| 9 |
Arsenic (PPM) |
Max |
03 |
| 10 |
Lead (PPM) |
Max |
10 |
| 11 |
Mercury (PPM) |
Max |
01 |
| 12 |
Cadmium (PPM) |
Max |
01 |
| |
|
|
|
|
