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Mordant Black 93

Name:C.I.Mordant Black 93,C.I.16575

Molecular Structure: Single azo class

C.I.Mordant Black 93,C.I.16575,CAS 548-80-1,513.37,C16H9N3Na2O10S2,Chromotrope 2B

C.I.Mordant Black 93,C.I.16575,CAS 548-80-1,513.37,C16H9N3Na2O10S2,Chromotrope 2B

Molecular Formula:C16H9N3Na2O10S2

Molecular Weight: 513.37

CAS Registry Number:548-80-1

Manufacturing Methods : 4-Nitrobenzenamine diazotization, and 4,5-Dihydroxynaphthalene-2,7-disulfonic acid coupling.

Properties and Applications: blue to black. Soluble in water for yellow red, not soluble in ethanol. In concentrated sulfuric acid to dark purple, dilution after yellow red solution. Dye aqueous solution to join concentrated hydrochloric acid to become yellow, add thick sodium hydroxide solution for blue light red.

Standard Ironing Fastness Light Fastness Fulling Persperation Fastness Soaping Water
Alkali Acid
ISO 6-7 1-2 4 4

List of Suppliers:

Chromotrope 2B( Frado )


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