Name:C.I.Acid Orange 88,C.I.187321
Molecular Structure: Single azo,Metal Complexes
Molecular Weight: 373.39
CAS Registry Number:12239-03-1/72275-69-5
Manufacturing Methods : 3-Amino-4-hydroxybenzenesulfonamide diazo, and 3-Methyl-1-phenyl-1H-pyrazol-5(4H)-one coupling, and then the chrome complexation with 2-Hydroxybenzoic acid into 1:2 chromium complex dyes.
Properties and Applications: ed light orange. Orange or yellow brown powder, its water solution to gel state. The strong sulfuric acid for yellow, diluted the same colour and lustre, precipitation appear; No change in strong hydrochloric acid, diluted solution into orange, and the precipitation; In nitric acid solution for golden, diluted into orange red solution; In the thick partly dissolved sodium hydroxide solution for orange red, diluted unchanged. Water solution is orange. Used for wool, silk, tussah, polyamide, PVA, PVA/cotton, wool/stick blended fabric dyeing and printing. This product can and alkalinity rose essence spell color red color oil made ball pen, can also be used in leather dyeing.
|Standard||Light Fastness||Soaping||Persperation Fastness||Oxygen bleaching||Fastness to seawater|
List of Suppliers:
Acid Orange M-6R,Neutral Orange RL,Neutral Orange RLS
Hangzhou Sunshine Acid Orange 88 ( Hangzhou Sunshine Chemicals Co Ltd )