Colour Index No 19140 E Number E 102 FD C No Yellow 5 Food Colour Name Yellow 4 CAS No 1934210 Class Monoazo Pyrazolone Total Dye Content min 87 Loss on Drying at 135 C Sodium Chloride Sulphates max 13 Water Insoluble Matter max 02 Ether Extracts max 02 Subsidiary Dye max 10 Dyes Intermediates max 05 Unsulphonated Primary Aromatic Amines max 001 Lead Pb ppm max 1000 Arsenic As ppm max 100 Mercury Hg ppm max 100 Chromium Cr ppm max 50 Heavy Metal ppm max 4000 Solubility at Room Temperature Water gmltr 14000 Glycerine gmltr 15000 Propylene Glycon gmltr 5000 Ethanol 95 gmltr Trace Stability to Acids Excellent Neutral Excellent Alkaline Better Baking 205 C 400 F Best Light Excellent Heat Best