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Direct Red 48

Name:C.I.Direct Red 48,C.I.14930

Molecular Structure: Single azo class

C.I.Direct Red 48,C.I.14930,CAS 8003-84-7,599.57,C24H15N3Na2O7S3,Geranine G

C.I.Direct Red 48,C.I.14930,CAS 8003-84-7,599.57,C24H15N3Na2O7S3,Geranine G

Molecular Formula:C24H15N3Na2O7S3

Molecular Weight: 599.57

CAS Registry Number:8003-84-7

Manufacturing Methods : 4-(6-Methyl-2,3-dihydrobenzo[d]thiazol-2-yl)benzenamine diazo, and 4-Hydroxynaphthalene-2,7-disulfonic acid (and 1-Naphthol-3,7-disulfonic acid) coupled.

Properties and Applications: bright blue light pink. Soluble in water for pink, and adequate soluble in alcohol in red. The strong sulfuric acid to red light purple, for orange red after diluted. The dye solution to join strong hydrochloric acid for orange brown; Add thick oxidation solution have red light brown hydrogen precipitation.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 3 4 3 1 1-2

List of Suppliers:

Geranine G( Bayer Group )


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