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Direct Red 7

Name:C.I.Direct Red 7,C.I.24100

Molecular Structure: Double azo class

C.I.Direct Red 7,C.I.24100,CAS 2868-75-9,756.72,C34H26N6Na2O8S2,Direct Red 10B,Direct Bordeaux BW

C.I.Direct Red 7,C.I.24100,CAS 2868-75-9,756.72,C34H26N6Na2O8S2,Direct Red 10B,Direct Bordeaux BW

Molecular Formula:C34H26N6Na2O8S2

Molecular Weight: 756.72

CAS Registry Number:2868-75-9

Manufacturing Methods :  3,3′-Dimethoxylbenzidine double nitriding, and 4-Hydroxynaphthalene-1-sulfonic acid (2 Moore) coupled.

Properties and Applications: blue-ray red. Soluble in water for red, also soluble in alcohol for red orange, insoluble in other organic solvents. The strong sulfuric acid for blue, shallow blue for diluted.

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

List of Suppliers:

Atul Direct Bordeaux BW( Atul Limited )

Atul Direct Red 10B( Atul Limited )

Bitamine Direct Bordeaux BW( Bharat Texdyes Industries )

Dinamine Bordeaux BW(Dintex Dyechem Ltd)

Direct Bordeaux BW( Asian Dyestuff Industries )

Direct Bordeaux BW( Sharda International )


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