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Tartrazine C.I.19140

Tartrazine is a synthetic lemon yellow azo dye primarily used as a food coloring. It is also known as E number E102, C.I. 19140, FD&C Yellow 5, Acid Yellow 23, Food Yellow 4, and trisodium 1–4–5-pyrazolone-3-carboxylate.

Product Details

Category Dyes, Stains & Indicators
Price POA
CAS Number 1934-21-0
Formula C16H9N4O9S2Na3
Molecular Weight 534.37
Purity 99.0%
Appearance orange powder
Availability In Stock
Storage Conditions Room temperature

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