Saujanya Dyechem : Food Colour, Lace Color Dyes, Pigment Manufacturer & Exporter in India
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Food Color. Lake Colour, Dyes, Pigments Manufacturer : Saujanya Dyechem
Food Color
Sunset Yellow FCF Food Colour - Sunset Yellow FCF

 

SYNONYMS SUNSET YELLOW FCF*C.I.FOOD YELLOW3 * FD & C YELLOW 6
DEFINITION Sunset Yellow FCF consists essentially of disodium 2-hydroxy-1(4 sulfonatophenylazo) naphthalene-6-sulfonate and subsidary colouring matters together with sodium chloride and/or sodium sulfate as the principal uncoloured components. 
Sunset Yellow FCF is described as the sodium salt. The calcium and the potassium salt are also permitted.
CLASS Monoazo
COLOUR INDEX NO. 15985
EEC NUMBER E-110
EINECS 220-491-7
CHEMICAL NAMES Disodium 2-hydroxy-1-(4-sulfonatophenylazo) naphthalene-6-sulfonate
CHEMICAL FORMULA C16H10N2Na2O7S2
MOLECULAR WEIGHT 452.37
ASSAY Content not less than 85% total colouring matters, calculated as the sodium salt. 
E 1% 1cm 555 at ca 485 nm in aqueous solution at pH7.
DESCRIPTION  Orange-red powder
IDENTIFICATION   
a. Spectrometry 
b. Orange solution in water 		 Maximum in water at ca 485 nm at pH7
Water Insoluble matter Not more than 0.2%
Subsidiary colouring matters Not more than 5.0%
Organic compounds other than colouring matters [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)] - Total not more than 0.5%
Unsulfonated primary aromatic amines Not more than 0.01% (Calculated as aniline)
Ether extractable matter Not more than 0.2% under neutral conditions
Arsenic Not more than 3 mg/kg.
Lead Not more than 10 mg/kg.
Mercury Not more than 1 mg/kg.
Cadmium Not more than 1 mg/kg.
Heavy metals (as Pb) Not more than 40 mg/kg.

 

 
SAUJANYA DYE CHEM
803, Satkar Building, Nr. Swagat Building, C.G. Road, Navrangpura, Ahmedabad - 380 006. - Gujarat(INDIA)
Phone : (O) 0091-79-26562413, 26440559, 26445441, 26448238 (R) 0091-79-26860784, 26861453, 26850450, 26850280
Fax : 0091-79-26563622, 0091-79-26564548
Email : saujanya@ad1.vsnl.net.in   saujanya@eth.net 
Directors : Mr. Dheeren Shah & Mr. Milan Shah & Mr. Jainit Shah
 

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