Mordant Red 26
Name:C.I.Mordant Red 26,C.I.17075
Molecular Structure: Single azo class
Molecular Formula:C23H14N3Na3O12S3
Molecular Weight: 689.54
CAS Registry Number:6360-12-9
Manufacturing Methods : 2-Hydroxy-5-(2-amino-4-sulfophenylsulfonyl)benzoic acid diazotization, under acid condition and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling.
Properties and Applications: brilliant blue light red. Soluble in water for red, slightly soluble in ethanol for magenta. In concentrated sulfuric acid for orange brown, dilution after pink. Dye aqueous solution to join concentrated hydrochloric acid to red; Join concentrated sodium hydroxide solution for purple.
Standard | Ironing Fastness | Light Fastness | Fulling | Persperation Fastness | Soaping | Water | |
Alkali | Acid | ||||||
ISO | 4 | 6 | 5 | 4 | 4-5 | 5 | 5 |
List of Suppliers:
Diamond Fast Red 3B( Bayer Group )
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