Direct Red 16

Name:C.I.Direct Red 16,C.I.27680

Molecular Structure: Double azo class

C.I.Direct Red 16,C.I.27680,CAS 6227-02-7,637.55,C26H17N5Na2O8S2,Direct Red 6B,Direct Fast Red 6B,Direct Bordeaux 6B,Pergasol Bordeaux 6B

C.I.Direct Red 16,C.I.27680,CAS 6227-02-7,637.55,C26H17N5Na2O8S2,Direct Red 6B,Direct Fast Red 6B,Direct Bordeaux 6B,Pergasol Bordeaux 6B

Molecular Formula:C26H17N5Na2O8S2

Molecular Weight: 637.55

CAS Registry Number:6227-02-7

Manufacturing Methods : aniline diazo, in alkaline conditions and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupled its product to diazo, in alkaline conditions and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling.

Properties and Applications: red. Soluble in water for product red, slightly soluble in ethanol peach pink, insoluble in other organic solvents. The strong sulfuric acid for blue, red to orange diluted to brown, and a red precipitate.

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

List of Suppliers:

Direct Red 6B,Direct Fast Red 6B

Shandong Qing Shun Chemical Co., Ltd.

Anar Direct Bordeaux 6 B( Anar Chemical Industries )

Direct Bordeaux 6B(Yorkshire Group pic)

Direct Bordeaux 6B (Classic Dyestuffs Inc)

Direct Bordeaux 6B 200%( Global Colors Inc. )

Direct Bordeaux 6B Crude(Classic Dyestuffs Inc)

Direct Bordeaux 6BA(Yorkshire Group pic)

Direct Bordeaux 8B-H ( National Dyechem Industries )

Fabramine Bordeaux 6BF 200% (Classic Dyestuffs Inc)

Pergasol Bordeaux 6B ( Ciba Specialty Chemicals Inc )

Permalite Bordeaux 6B 200% ( Standard Dyes )

Pyrazol Bordeaux 7B ( Clariant GmbH )

UsharectRed 16 ( Ushanti Colour Chem Pvt Ltd )


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