tartrazine cas 1934-21-0

Appearance: orange-yellow powder
Packing: 25kg/drum
Capacity: 1000MT/year
Sample: Available


Tartrazine Details
Chemical Name:Tartrazine
CAS No.:1934-21-0
Molecular Fomula: C16H9N4Na3O9S2
Chemical Structure:
Molecular weight:534.36
Appearance: orange-yellow powder
Assay: ≥87.0%
Tartrazine Typical Properties


Content, w/%

Loss on drying and Chloride Sulphate, w/%

4-Amino-benzenesulfonic acid monosodium salt, w/%

1-(4′-Sulfophenyl)-3-carboxy-5-pyrazolone disodium salt, w/%

1-(4′-Sulfophenyl)-3-carboxycarbomethoxy(carbethoxy)-5-pyrazolone sodium salt, w/%

4,4”-(Diazoamino)Dibenzenesulfonic acid disodium salt, w/%

Unsulfonated primary aromatic amines, w/%

Water insoluble matter, w/%

Subsidiary dyestuff, w/%

Arsenic(As), mg/kg

Lead (Pb), mg/kg

Mercury(Hg), mg/kg

Tartrazine Usage
1.Used as a coloring agent for food, beverages, pharmaceuticals, feeds and cosmetics
2.Used as a food coloring agent for juice (flavor) beverages, carbonated beverages, blended wine, green plum, shrimp (flavor) tablets, impregnated side dishes, red and green silk candy, pastry color and canned watermelon pulp
Tartrazine Packaging and Shipping
Packing: 25kg/drum
Tartrazine Storage
Stored in a sealed container away from light and heatStored in a sealed container away from light and heat


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