contact for fd&c red 40fd&c red 40 by Standardcon


A synthetic yellow azo dye. Also used with Brilliant Blue FCF to create green colours.

C.I. No.  19140 
FD&C No. Yellow 5
E.E.C No.    E 102
C.I. Food Colour No. Yellow 4
C.A.S No.          1934-21-0
Other Names fd&c yellow 5, c.i. food yellow 4, e102, acid yellow 23, hydrazine yellow, lebensmittelgelb 2, tartrazol yellow, TARTRAZINUM, Tartrazin
Chemical Name Trisodium Salt of 5-hydroxy [1-p-sulphophenyl 4- (p-sulphophenylazo) pyrazol - 3 - carboxylicacid ]


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