Name:C.I.Mordant Brown 7,C.I.57030
Molecular Structure: naphthoquinone class
CAS Registry Number:8005-14-9
Manufacturing Methods : (a) 8-Hydroxynaphthalene-1,3,6-trisulfonic acid alkali fusion; (b),4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid and sodium hydroxide in the pressure response; (c), 4,5-Diaminonaphthalene-2,7-disulfonic acid and Inorganic acid in aqueous solution under pressure reaction.
Properties and Applications: red light brown. Soluble in water is shallow brown. In concentrated sulfuric acid of colorless, no change after diluted. Dye aqueous solution to join Ferric chloride for grass green.
|Standard||Ironing Fastness||Light Fastness||Fulling||Persperation Fastness||Soaping||Water|
List of Suppliers:
Acid Chrome Brown B( Nyanza Inc. )