Green S Food Color

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Green S Food Color

Green S Food Color or Food Dye or Food Additives comprise mainly of sodium N-[4-(dimethylamino)phenyl (2-hydroxy-3,6-disulfo-1-naphthalenyl)methylene]-2,5-cyclohexadien-1-ylidene-N-methylmethanaminium with subsidiary coloring matter in combination with sodium chloride/sodium sulfate as principal uncolored compound.

As a sodium salt, the organic compound other than coloring matters it contains include 4,4'-bis(dimethylamino-benzophenone) (Not more than 0.1%); 4,4'-bis(dimethylamino-benzhydryl alcohol (Not more than 0.1%) and 3-hydroxynaphthalene-2,7-disulfonic acid (Not more than 0.2%).

Specification
PRODUCTS NAME GREEN S
Color SHADE
 
SYNONYMS  Acid Green -50
CHEMICAL NAME Sodium 5-[4-dimethylamino-α-(4-dimethyliminocyclohexa-
 2,5-dienylidene)benzyl]- 6- hydroxy- 7- sulfonato  - naphthalene- 2- sulfonate
Color INDEX NO. 44090
C.I. NAME Food Green 4
FDA STATUS --
CAS NO. 3087-16-9
EINECS NO. 221-409-2
EEC NO. E-142
HUE NAME (FOOD) Food Green 4
INDIAN STANDARD No. -
CLASS Triaryl Methane
TOTAL DYE CONTENT % MIN. 80
LOSS ON DRYING AT 135 C & SODIUM
CHLORIDES & SULPHATES % MAX		 20
WATER INSOLUBLE MATTER % MAX.
 0.2
ETHER EXTRACTS % MAX.. 0.2
SUBSIDIARY DYE % MAX. 2.0
DYES INTERMEDIATES % MAX. 0.1
5% Leuco
UNSULFONATED PRIMARY AROMATIC AMINES % MAX. 0.01
LEAD (AS "Pb") PPM (MAX.) 10.00
ARSENIC (AS "As" PPM (MAX.) 3.00
MERCURY (AS "Hg") PPM (MAX) 1.0
CHROMIUM (AS "Cr") PPM (MAX) 50
HEAVY METALS PPM (MAX) 40.00
Dye Intermediates, percent by mass
 4,4_-bis(dimethylamino)-benzhydryl alcohol
 4,4_-bis(dimethylamino)-benzophenone
 3-hydroxynaphthalene-2,7-disulfonic acid
 Max
00.10
00.10
00.20
WATER (gms/ltr.) 200.0
GLYCERINE (gms/ltr.) 190.00
PROPYLENE GLYCON (gms/ltr.) 200.00
ETHANOL (95%) (gms/ltr.) 15