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Acid Yellow 29

Name:C.I.Acid Yellow 29,C.I.18900

Molecular Structure: Single azo class

C.I.Acid Yellow 29,C.I.18900,CAS 6359-91-7,569.97,C22H17ClN5NaO6S2,Acid Yellow 2GP,Yellow 3GL

C.I.Acid Yellow 29,C.I.18900,CAS 6359-91-7,569.97,C22H17ClN5NaO6S2,Acid Yellow 2GP,Yellow 3GL

Molecular Formula:C22H17ClN5NaO6S2

Molecular Weight: 569.97

CAS Registry Number:6359-91-7

Manufacturing Methods : 3-Aminobenzenesulfonamide diazo, and 4-Chloro-3-(3-methyl-5-oxo4,5-dihydropyrazol-1-yl)benzenesulfonic acid coupling.

Properties and Applications:  yellow. Soluble in water for yellow, cooling solution is to mix, soluble in ethanol and acetone, insoluble in toluene. The strong sulfuric acid for yellow, diluted no precipitation. In the rare hydrochloric acid in aqueous solution to color; Join rare sodium hydroxide solution discoloration. Used for wool, silk, vinegar and polyamide fiber dyeing. But in the wool and silk printing directly on, also can used for leather color.

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 6-7 2 4-5 4 1 1 4
AATCC 5-6 4-5 4-5 4-5 4

List of Suppliers:

Acid Yellow 2GP (Sinochem Liaoning Import & Export Corporation)

Dyacid Yellow 2GP ( Albion Colours Ltd)

Optamine Yellow 3GL( Frado )

Sandal Acid Yellow 3GL ( Sandal Dyestuff Industries (Pvt) Ltd )

Triacid Light Yellow 2GP (Chemische Fabriek Triade BV)

Vicoacid Yellow 29(Victory Colour Chem Industries)


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