Tartrazine

Chemical Name:Trisodium 5-hydroxyl-1-(4-sulfophenyl)-4-[(4-sulfophenyl)azo]-1H-pyrazole-3-Carboxylate
Molecular Weight:534.37
Molecular Formulat:C16H9N4Na3O9S2
Color: Orange
Stability to Light:Good
Oxidation:FairOdorlessLight

 

 

Dye Content

≥85.0%

Loss on drying, sodium chlorides & sulphates

≤15.0%

Water Insoluble Matter

≤0.3%

Subsidiary Dyes

≤1.0%

Arsenic(as As)

≤1ppm

Heavy Metals(as Pb)

≤10ppm