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Mordant Blue 28

Name:C.I.Mordant Blue 28,C.I.44535

Molecular Structure: triarylmethane class

C.I.Mordant Blue 28,C.I.44535,CAS 6837-67-8,638.46,C34H17Na3O9,Naphthochrome Azurine B

C.I.Mordant Blue 28,C.I.44535,CAS 6837-67-8,638.46,C34H17Na3O9,Naphthochrome Azurine B

Molecular Formula:C34H17Na3O9

Molecular Weight: 638.46

CAS Registry Number:6837-67-8

Manufacturing Methods : Methane, tetrachloro – and 1-Hydroxy-2-naphthoic acid in the presence of copper in naoh aqueous solution reaction

Properties and Applications: brilliant blue to red light navy blue. Soluble in water for royal purple. In concentrated sulfuric acid for pure blue, purple precipitation after dilution.

Standard Ironing Fastness Light Fastness Fulling Persperation Fastness Soaping Water
Alkali Acid
ISO 5 4 4 3 5 5 5

List of Suppliers:

Naphthochrome Azurine B ( Ciba Specialty Chemicals Inc )


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