E102 Tartrazine Granular (Acid Yellow 23 CI 19140)
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E102 Tartrazine Granular (Food Yellow 4 CI 19140)

E102 Tartrazine Granular

Colour Index Names: Food Yellow 4, Acid Yellow 23

Colour Index Number: 19140

CAS Number 1934-21-0

EC Number: 217-699-5

Equivalent to FD&C Yellow No. 5

Equivalent means that it is chemically the same as the FD&C Colour but it has not been certified.  However, it is in accordance with the regulations:

FDA: CFR 21 Part 82 (FDA = US Food & Drug Administration)
EU Directive 94/36/EC
EU Directive 95/45/EC

These regulations specify areas in which colours may be applied, restrictions on their application and dosage.

If you require additional clarification, please contact the company.


Additional applications for this water soluble food dye include: 

Cosmetics
Janitorial Products - Acid and Alkaline

Soaps - Cold Process and Melt & Pour
Dyeing of wool and nylon


Although a food dye, it is an excellent yellow dye for wool, nylon and silk. For example it is used as the yellow component in green snooker cloths.

Home > Applications > Acid Dyes for Wool, Nylon & Silk > E102 Tartrazine Granular (Acid Yellow 23 CI 19140)