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Dynemic
Products Limited |
 |
Shade
& Specification |
|
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| Specification |
| Product
Name |
PATENT BLUE V |
| Colour
Shade |
|
| Synonyms |
Acid Blue 3 |
| Chemical Name |
The calcium or sodium compound
of [4-(α-(4- diethylaminophenyl)-
5-hydroxy-2,4-disulfophenyl-methylidene) 2,5-cyclohexadien-1-ylidene]
diethyl-ammonium
hydroxide inner salt |
| C.I. No |
42051 |
| C.I. Name |
Food Blue 5 |
| FDA Status |
- |
| CAS No. |
3536-49-0 |
| EINECS No. |
222-573-8 |
| E. NUMBER |
E-131 |
|
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 135°C 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 |
02.00 |
| 7 |
Dye Intermediates, percent by
mass
3-hydroxy benzaldehyde
3-hydroxy benzoic acid
3-hydroxy-4-sulfobenzoic acid
N,N-diethylamino benzene sulfonic acid |
Max |
00.50 |
| 8 |
Leuco
base, percent by mass |
Max |
04.00 |
| 9 |
Heavy
metals Lead, Copper, Chromium, Arsenic, Mercury,
Zinc, Antimony, Nickel, Barium,(PPM) |
Max |
40 |
| 10 |
Arsenic
(PPM) |
Max |
03 |
| 11 |
Lead
(PPM) |
Max |
10 |
| 12 |
Mercury
(PPM) |
Max |
01 |
| 13 |
Cadmium
(PPM) |
Max |
01 |
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