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Acid Orange 23

Name:C.I.Acid Orange 23,C.I.15540

Molecular Structure: Single azo class

C.I.Acid Orange 23,C.I.15540,CAS 5850-82-8,395.32,C16H10N3NaO6S,Fast Orange O

C.I.Acid Orange 23,C.I.15540,CAS 5850-82-8,395.32,C16H10N3NaO6S,Fast Orange O

Molecular Formula:C16H10N3NaO6S

Molecular Weight: 395.32

CAS Registry Number:5850-82-8

Manufacturing Methods : 4-Amino-2-nitrobenzenesulfonic acid diazotization, with Naphthalen-2-ol coupling

Properties and Applications: red light orange. Soluble in water and ethanol for yellow light brown. The strong sulfuric acid for orange brown, with golden yellow diluted. In water solution to join strong hydrochloric acid for yellow brown; Add thick sodium hydroxide solution for red light orange brown. Can be used for wool, silk fiber dyeing etc, and can also be used to dye the leather and manufacturing organic pigments.

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

List of Suppliers:

Fast Orange O( Farbwerke vorm. Meister Lucius &Brtining )


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