ACID YELLOW 23

Acid Yellow 23 is most commonly used in ink, leather, soap dyes and textiles. But our Acid Yellow dye is great as a self-shade. Also can be used for wool, silk, vinegar, polyamide fiber dyeing, and printing directly.

CI No 19140
CI Name Acid Yellow 23
CAS No 1934-21-0
Purity 225% "Salt-Free / RO"
End Use Inks
Textiles
Leather
Wool
Polyamide Fiber
Silk
Molecular Weight 380.35
Synonyms Acid Yellow N, Acid Tartrazine, Acid Yellow P/F
Product Group Non Metal Complex Dyes

Acid Yellow 23 is most commonly used in ink, leather, soap dyes and textiles. But our Acid Yellow dye is great as a self-shade. Also can be used for wool, silk, vinegar, polyamide fiber dyeing, and printing directly.

CI No 19140
CI Name Acid Yellow 23
CAS No 1934-21-0
Purity 225% "Salt-Free / RO"
End Use Inks
Textiles
Leather
Wool
Polyamide Fiber
Silk
Molecular Weight 380.35
Synonyms Acid Yellow N, Acid Tartrazine, Acid Yellow P/F
Product Group Non Metal Complex Dyes
C.I.Acid Yellow 23,C.I.19140,CAS 1934-21-0,534.37,C16H9N4Na3O9S2,Acid Yellow N,Acid Tartrazine

Molecular Formula:C16H9N4Na3O9S2

Molecular Weight: 534.37

CAS Registry Number:1934-21-0

Manufacturing Methods : Commonly known Tartmzine . (a) 4-Aminobenzenesulfonic acid diazo, and 5-Oxo-1-(4-sulfophenyl)-4,5-dihydro-1H-pyrazole-3-carboxylic acid coupled; (b) 2 Moore 4-Aminobenzenesulfonic acid and dioxide 5 diacid reaction

Properties and Applications: yellow. Soluble in water for yellow, slightly soluble in ethanol and soluble fiber. element, insoluble in other organic solvents. The strong sulfuric acid for yellow, yellow solution diluted; In nitric acid solution for yellow. Its water solution with hydrochloric acid discoloration; Add sodium hydroxide is red light deepened. Used for wool, silk, vinegar, polyamide fiber dyeing and printing directly. The Barium salt also used for paper, leather, soap, drug, plastic, aluminium surface shading, can also be used in cosmetics and food coloring.