Carmoisine Specifications

Product Name Carmoisine
Colour Shade
Synonyms Food Red 3, Azorubine, Azorubin s, Brillantcarmoisin O
Chemical Name Di-sodium salt of 2-(4 sulpho -1-naphthylazo)-1-naphthol-4-sulphonic acid
Molecular Formula C20H12N2Na2O7S2
C.I. No 14720
C.I. Name Acid Red 14
FDA Status ---
CAS No. 3567-69-9
EINECS No. 222-657-4
Test EEC (Limit)
Total colouring matters calculated as the sodium salt percent by mass 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 Max. 0.01
Subsidiary dyes, percent by mass Max. 2
Total organic compound other than colouring matters, percent by mass.
4-aminonaphthalene-1-sulfonic acid
4-hydroxynaphthalene-1-sulfonic acid
Max. 0.50
Heavy metals as pb(mg/kg.) Max. 40
Arsenic (mg/kg.) Max. 3
Lead (mg/kg.) Max. 3
Mercury(mg/kg.) Max. 1
Cadmium (mg/kg.) Max. 1

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