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必应染料-您身边的染料专家

Acid Yellow 38

Name:C.I.Acid Yellow 38,C.I.25135

Molecular Structure: Double azo class

C.I.Acid Yellow 38,C.I.25135,CAS 13390-47-1,686.69,C28H24N4Na2O8S3,Milling Yellow O,Light Yellow 2R DBL

C.I.Acid Yellow 38,C.I.25135,CAS 13390-47-1,686.69,C28H24N4Na2O8S3,Milling Yellow O,Light Yellow 2R DBL

Molecular Formula:C28H24N4Na2O8S3

Molecular Weight: 686.69

CAS Registry Number:13390-47-1

Manufacturing Methods : 2-(2-Sulfo-4-aminophenylthio)-5-aminobenzenesulfonic acid double nitriding, and phenol (2 Moore) coupling, and then under pressure to the hydroxyl ethyl with monomer (VCM).

Properties and Applications: yellow. Soluble in water and ethanol for green light yellow, slightly soluble in acetone. The strong sulfuric acid for cherry red, diluted into a green light yellow. In aqueous solution is to add strong hydrochloric acid have olive to yellow brown precipitation; Add thick sodium hydroxide solution yellowish after precipitation. Used for wool, silk, polyamide fiber dyeing and printing directly. Also used in paper and leather shading.

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

List of Suppliers:

Kayanol Milling Yellow O (Nippon Kayak u Co Ltd)

Milling Light Yellow 2R DBL(Classic Dyestuffs Inc)

Milling Yellow O(Classic Dyestuffs Inc)


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