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必应染料-您身边的染料专家

Acid Black 16

Name:C.I.Acid Black 16,C.I.20345

Molecular Structure: Double azo class

C.I.Acid Black 16,C.I.20345,CAS 5863-90-1,616.49,C22H14N6Na2O9S2,Acid Leather Black IRW

C.I.Acid Black 16,C.I.20345,CAS 5863-90-1,616.49,C22H14N6Na2O9S2,Acid Leather Black IRW

Molecular Formula:C22H14N6Na2O9S2

Molecular Weight: 616.49

CAS Registry Number:5863-90-1

Manufacturing Methods : 4-Aminobenzenesulfonic acid diazo in inorganic acid medium, and 4-Amino-5-hydroxynaphthalene-1-sulfonic acid coupling, and then 4-Nitrobenzenamine diazo again, and the generation of single accidentally coupled nitrogen compounds.

Properties and Applications: black. Soluble in water, slightly soluble in ethanol, very few soluble in acetone, insoluble in benzene. In the dark for the strong sulfuric acid, diluted for purple. Suitable for leather color.

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 6 3 3-4 3 1 3-4
AATCC 8 1 1 5 3 4

List of Suppliers:

Acid Leather Black IRW( CBW Chemie GmbH Bitterfeld-Wolfen )


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