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必应染料-您身边的染料专家

Acid Yellow 40

Name:C.I.Acid Yellow 40,C.I.18950

Molecular Structure: Single azo class

C.I.Acid Yellow 40,C.I.18950,CAS 6372-96-9,584.99,C23H18ClN4NaO7S2,Acid Yellow MR,Acid Yellow 5G,Yellow 5GS,Yellow SG

C.I.Acid Yellow 40,C.I.18950,CAS 6372-96-9,584.99,C23H18ClN4NaO7S2,Acid Yellow MR,Acid Yellow 5G,Yellow 5GS,Yellow SG

Molecular Formula:C23H18ClN4NaO7S2

Molecular Weight: 584.99

CAS Registry Number:6372-96-9

Manufacturing Methods :  4-Aminophenol diazo, and 5-Chloro-2-(3-methyl-5-oxo-2H-pyrazol-1(5H)-yl)benzenesulfonic acid coupling, and then and 4-Methylbenzene-1-sulfonyl chloride reaction, make phenol hydroxyl esterification.

Properties and Applications:  yellow. Pale yellow powder. Soluble in water, but soluble in ethylene glycol ether, slightly soluble in ethanol and acetone, insoluble in other organic solvents. The strong sulfuric acid dyes in yellow; In nitric acid in yellow. Its water solution yellow, add hydrochloric acid sodium hydroxide or no change. This product used for pure, thick wool clothing dyeing comb female?, also used for silk, polyamide fiber dyeing, wool knitting products of silk nets printing. Can also be used in leather color.

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 4-5 1 4 4-5 1 3 4-5 4
AATCC 5 2-3 2-3 4-5 2 2 3 3

List of Suppliers:

Acid Yellow 5G Conc.( Global Colors Inc. )

Acid Yellow MR ( Global Colors Inc. )

Akacid Leather Yellow (Aakash Chemicals & Dyestuffs Inc)

Permaloti Yellow 5GS( Standard Dyes )

Ricoamide Yellow 5G (Classic Dyestuffs Inc)

Rybacid Yellow SG(SBU Pigments and Dyes)

Triacid Fast Yellow 5G(Chemische Fabriek Triade BV)


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