Green S primarily comes in the form of dark green
granules or fine powder. The conditions under which its uses should be
avoided include:
- Heating at high Temperature
- Storage under damp atmosphere
|
| No. |
Molecular Description |
Composition |
| 1) |
Total colour/Assay, percent by Mass, min. |
80 |
| 2) |
Water-insoluble matter, percent by mass, Max. |
0.2 |
| 3) |
Combined ether extracts, percent by mass, Max. |
0.2 |
| 4) |
Subsidiary dyes, percent by mass, Max. |
1 |
| 5) |
Dye intermediates, percent by mass, max.
Leuco basev 4,4'- Bis (Dimehtyl amino )-benzhydril
alcohol 4,4-Bis (dimethyl amino) – benzophenon
3- Hydroxy naphthalene , 2-7 - dislfunic acid |
05.00
00.10
00.10
00.20 |
| 6) |
Unsulfonated primary aromatic amine
(calculated as aniline) percent by mass, max. |
0.01 |
| 7) |
Lead, mg/kg, Max. |
10 |
| 8) |
Arsenic, mg/kg, Max. |
3 |
| 9) |
Heavy metals, (as pb) mg/kg, max. |
40 |
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