Sunset Yellow Specifications

Product Name Sunset Yellow FCF
Colour Shade
Synonyms Food Yellow 3, Orange Yellow S, FD&C Yellow 6
Chemical Name Disodium salt of 1-(4-sulphophe- nylazo)-2-naphthol-6-sulfonic acid
Molecular Formula C16H10N2Na2O7S2
C.I. No 15985
C.I. Name ---
FDA Status FD&C Yellow #6
CAS No. 2783-94-0
EINECS No. 220-491-7
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. 5
Total organic compound other than coloring matter, percent by mass.
4-aminobenzene-1-sulfonic acid
3-hydroxynaphthalene-2,7-disulfonic acid
6-hydroxynaphthalene-2-sulfonic acid
7-hydroxynaphthalene-1,3-disulfonic acid
4,4_-diazoaminodi(benzene sulfonic acid
6,6_-oxydi(naphthalene-2-sulfonic acid
Max. 0.50
1-(Phenylazo)-2-naphthalenol(SudanI) (mg/kg) Max. 0.50
Heavy metals as pb(mg/kg) Max. 40
Arsenic, (mg/kg) Max. 3
Lead (mg/kg) Max. 10
Mercury (mg/kg) Max. 1
Cadmium (PPM) Max. 1