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Mordant Blue 79

Name:C.I.Mordant Blue 79,C.I.14720

Molecular Structure: Single azo class

C.I.Mordant Blue 79,C.I.14720,CAS 3567-69-9,502.43,C20H12N2Na2O7S2,Navy Blue GDC,Chrome Blue FB

C.I.Mordant Blue 79,C.I.14720,CAS 3567-69-9,502.43,C20H12N2Na2O7S2,Navy Blue GDC,Chrome Blue FB

Molecular Formula:C20H12N2Na2O7S2

Molecular Weight: 502.43

CAS Registry Number:3567-69-9

Manufacturing Methods :  4-Aminonaphthalene-1-sulfonic acid diazotization, and 4-Hydroxynaphthalene-1-sulfonic acid coupling.

Properties and Applications: blue light red. Soluble in water for blue light red, moderate soluble in ethanol to red, slightly soluble in Acetone. In concentrated sulfuric acid to purple, dilution after magenta, precipitation, In concentrated nitric acid to dark red, red to yellow. Dye aqueous solution to join concentrated hydrochloric acid to red; Join concentrated sodium hydroxide solution for red orange brown.

Standard Ironing Fastness Light Fastness Fulling Persperation Fastness Soaping Water
Alkali Acid
ISO 6 4 3 4

List of Suppliers:

Goldachrome Navy Blue GDC ( Golden Dyes Corpn (India) Pvt Ltd )

Omega Chrome Blue FB( Clariant GmbH )


3 Responses to “Mordant Blue 79”

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