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Mordant Brown 19

Name:C.I.Mordant Brown 19,C.I.14250

Molecular Structure: Single azo class

C.I.Mordant Brown 19,C.I.14250,CAS 6408-99-7,471.57,C16H15K2N3O7S,Chrome Brown LE

C.I.Mordant Brown 19,C.I.14250,CAS 6408-99-7,471.57,C16H15K2N3O7S,Chrome Brown LE

Molecular Formula:C16H15K2N3O7S

Molecular Weight: 471.57

CAS Registry Number:6408-99-7

Manufacturing Methods :  3-Amino-2-hydroxy-5-nitrobenzenesulfonic acid diazotization, and 4-Tert-butylphenol coupling

Properties and Applications: red light brown. Soluble in water for brown, soluble in ethanol and Cellosolve, insoluble in other organic solvent. In concentrated sulfuric acid for red, after diluted solution for orange red, and accompanied by precipitation; In concentrated nitric acid for orange solution, and then become yellow, In 10% sodium hydroxide solution for red orange.

Standard Ironing Fastness Light Fastness Fulling Persperation Fastness Soaping Water
Alkali Acid
ISO 4 6-7 5 2-3 5 5 5
AATCC 3-4 6 4 5 4 5

List of Suppliers:

Chrome Brown LE( Kaseihin Kogyo Kyokai )


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