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Amaranth
Red 9 4
Synonyms:
Food Red - 9
Chemical Name:
Trisodium 2-Hydroxy-1-(4-Sulfonato-1-Naphthylazo) Naphthalene-3, 6-Disulfonate
C.I. No.:
16185
C.I. Name:
Acid Red 27
FDA Status:
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CAS No.:
915-67-3
EINECS No.:
213-022-2
E No.:
E-123
Tests
Total colouring matters calculated as the sodium salt, percent by mass.
EEC (Limit):
Min.
85
Water insoluble matter, percent by mass.
Max.
0.20
Combined ether extract, percent by mass.
Max.
0.20
Unsulfonated Primary aromatic amines, percent by mass
Min.
0.01
Subsidiary dyes, percent by mass.
Max.
3
Total organic compound other than colouring matters, percent by mass
4-aminonaphthalene-1-sulfonic acid
3-hydroxynaphthalene-2,7-disulfonic acid
6-hydroxynaphthalene-2-sulfonic acid
7-hydroxynaphthalene-1,3-disulfonic acid
7-hydroxynaphthalene-1,3-6- trisulfonic acid
Max.
0.50
Heavy metals (as Pb), (mg/kg.)
Max.
40
Arsenic (mg/kg.)
Max.
3
Lead (mg/kg.)
Max.
2
Mercury (mg/kg.)
Max.
1
Cadmium (mg/kg.)
Max.
1
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