Name:C.I.Acid Yellow 54,C.I.19010
Molecular Structure: Single azo,Metal Complexes
Molecular Weight: 562.42
CAS Registry Number:10127-05-6
Manufacturing Methods : 2-Amino-4-sulfobenzoic acid diazo, and 3-Methyl-4-(3-methyl-5-oxo-4,5-dihydropyrazol-1-yl)benzenesulfonic acid coupling, and then under certain pressure, in aqueous solution and formic acid chromium common heating, into chromium complex.
Properties and Applications: yellow. Yellow powder, soluble in water. The strong sulfuric acid dyes for yellow solution, diluted the same color. The water solution is yellow, and sodium hydroxide to dark brown; Barium chloride and create white precipitation. Levelness and discharge of copper ions in dyeing color becomes the red, encounter iron ion colored light is dark. Used for wool, polyamide fiber and wool blended fabric dyeing and printing, also used in leather color. Mainly used for dyeing fine, coarse textiles, loose wool, wool tops, wool knitted fabrics, carpets and so on.
|Standard||Light Fastness||Soaping||Persperation Fastness||Oxygen bleaching||Fastness to seawater|
List of Suppliers:
Bemalan Yellow G ( Berncolors-Poughkeepsie Inc )
Neolan Yellow BE(Classic Dyestuffs Inc)
Permalon Yellow BE SUB( Standard Dyes )