HKLII Hong Kong Regulations

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COLOURING MATTER IN FOOD REGULATIONS - SCHEDULE 1 

PERMITTED COLOURING MATTER
[regulation 2]
PART I-COAL TAR COLOURS
Common Name of Colour
Scientific Name
Colour Index Number (1982)
Allura Red
AC
    disodium salt of 6-hydroxy-5-[(2-methoxy-5-methyl-4-
    sulphophenyl)-azo]-2-naphthalene-sulphonic acid.
16035
Amaranth
    trisodium salt of 1-(4-sulpho-1-naphthylazo)-2-naphthol-3: 6-disulphonic acid.
16185
Black PN
    (Brilliant Black BN)
    tetrasodium salt of 8-acetamido-2- (7-sulpho-4-p-sulphophenylazo-1-naphthylazo)-1-naphthol-3: 5-disulphonic acid.
28440
Brilliant
Blue FCF
    (Brilliant Blue FD
    & C No. 1)
    disodium salt of 4-(4-(N-ethyl-p-sulphobenzylamino)-phenyl) -(2-sulphoniumphenyl)-methylene-(1-(N-ethyl-N-p- sulphobenzyl)-2, 5-cyclohexadien-imine).
42090
Brown FK
    a mixture consisting essentially of the disodium salt of 1:3-diamino-4:6-di-(p-sulphophenylazo) benzene and the sodium salt of 2:4-diamino-5-(p-sulphophenylazo) toluene.
---
Carmoisine
    disodium salt of 2-(4-sulpho-l-naphthylazo)-l-naphthol-4 -sulphonic acid.
14720
Chocolate Brown
    HT
    disodium salt of 2:4-dihydroxy-3:5-di-(4-sulpho-l-naphthylazo) benzyl alcohol.
20285
Erythrosine (BS) disodium or dipotassium salt of 2:4:5:7-tetra-iodo-fluorescein.
45430
Green S
    sodium salt of di-(p-dimethylaminophenyl)-2-hydroxy-3:6- disulphonaphthylmethanol andydride.
44090
Indigotine(Indigo Carmine) disodium salt of indigotin-5:5'-disulphonic acid.
73015
Lithol
Rubine
BK
    disodium salt of 3-hydroxy-4-[(2-sulpho-p-tolyl)azo]-2- naphthoic acid.
15850
Patent
Blue V
    calcium salt of (4-[x-(p-(diethylamino) phenyl)-5-hydroxy-2, 4-disulphobenzylidene]-2, 5-cyclohexadien-1-ylidene) diethyl -ammonium hydroxide inner salt.
42051
Ponceau 4R
    trisodium salt of 1-(4-sulpho-l-naphthylazo)-2-naphthol-6:8- disulphonic acid.
16255
Quinoline Yellow
    disodium salt of disulphonic acid of 2-(2 quinolyl)-1,3-indandione.
47005
Red 2G
    disodium salt of 8-acetamido-2-phenylazo-1-naphthol-3:6- disulphonic acid.
18050
Sunset
Yellow
FCF
    disodium salt of 1-p-sulphophenylazo-2-naphthol-6-sulphonic acid.
15985
Tartrazine
    trisodium salt of 5-hydroxy-1-p-sulphophenyl-4-p- sulphophenylazo-pyrazole-3-carboxylic acid.
19140


PART II-OTHER COLOURS
Description
Colour Index Number (1982)
Caramel
-
Cochineal (Carminic acid)
75470
Colouring matter natural to edible fruits or vegetables or their pure colouring principles whether isolated from such natural colours or produced synthetically and including-
      (a) Annatto
      (b) Vegetable Black
      (c) Carotenes
      (d) Beta-Apo-8'-carotenal
      (e) Beta-Apo-8'-carotenoic acid ethyl ester
      (f) Chlorophylls and Chlorophyllins
        including Copper complexes
      (g) Saffron
      (h) Tumeric (Curcumin)
75120
---
75130
40820
40825
75810
75815
75100
75300
Iron Oxides
77491
Titanium dioxide
77891
Silver, Gold and Aluminium in leaf or powder form solely for external colouring of dragees and decoration of sugar-coated flour confectionery
---
The Aluminium or Calcium salts (lakes) of any of the scheduled water-soluble colours
---
(L.N. 368 of 1993)

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