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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
Product Name:Acid Yellow 23 200%
Molecular Structure: Single azo class 
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.
Counter Product: Basovit Yellow 133 E,Duasyn Acid Yellow O,Duasyn Acid Yellow XX,Intracid Yellow TB,Puricolor Yellow AYE 23,Sicovit Tartrazine Lake E102
| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
Fading | Stain | Fading | Stain | Fading | Stain | |||
ISO | 4 | 2 | 5 | 4-5 | 1 | 5 | 2 | 3 |
AATCC | 4 | 2 | 2 | 3 | 1 | 1 | 3 | 3 |
