|
TARTRAZINE -
SPECIFICATION
| Name -
TARTRAZINE |
Code No
- JS 01 |
| Classification
- C. I. NO 19140/E102/F .D & C YELLOW #5/C.I FOOD YELLOW
#4/I.S.1694 |
|
No. |
Characteristic |
Requirement |
| |
DESCRIPTION |
LIGHT ORANGE POWDER.
|
| 1) |
Total dye
content, corrected for sample dried at 135oC for 3 hr.
percent by Mass, min. |
87.00 |
| 2) |
Loss on drying
at 135oC, Percent by mass and chlorides & Sulphates
express as sodium salts, percent by mass Max. |
13.00 |
| 3) |
Water-insoluble
matter, percent by mass, Max. |
00.20 |
| 4) |
Combined ether
extracts, percent by mass, Max. |
00.20 |
| 5) |
Subsidiary
dyes, percent by mass, Max. |
01.00 |
| 6) |
Dye
intermediates, percent by mass, max. |
00.50 |
| 7) |
Unsulfonated primary aromatic amine
(calculated as aniline) percent by mass, max.
|
00.01
|
| 8) |
Lead, mg/kg,
Max. |
10.00 |
| 9) |
Arsenic,
mg/kg, Max. |
01.00 |
| 10) |
Heavy metals,
(as pb) mg/kg, max |
40.00 |
| 11) |
Mercury,
mg/kg, Max. |
01.00 |
| 12) |
Chromium,
mg/kg, Max. |
05.00 |
|
