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Direct Red 29

Name:C.I.Direct Red 29,C.I.22305

Molecular Structure: Double azo class

C.I.Direct Red 29,C.I.22305,CAS 6426-54-6,627.54,C29H19N5Na2O7S

C.I.Direct Red 29,C.I.22305,CAS 6426-54-6,627.54,C29H19N5Na2O7S

Molecular Formula:C29H19N5Na2O7S

Molecular Weight: 627.54

CAS Registry Number:6426-54-6

Manufacturing Methods : 4-(4-Aminophenyl)benzenamine double nitriding, first with 2-Hydroxybenzoic acid coupling, and then in alkaline conditions and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling.

Properties and Applications: Claret

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
AATCC 5 4 2 1-2

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This entry was posted on Friday, July 6th, 2012 at 8:31 am and is filed under Direct Dyes. You can follow any responses to this entry through the RSS 2.0 feed. You can leave a response, or trackback from your own site.

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