5,5'-[1,4-페닐렌비스(아조)]비스[2-히드록시-3-소디오술포벤조산나트륨]염 C화학적 특성, 용도, 생산
제조 방법
4-Nitrobenzenamine diazotization, and 2-Hydroxybenzoic acid?coupling ,?Reducing the nitro group, and then diazotization, coupling with 2-Hydroxybenzoic acid, and then sulfonated.
Properties and Applications
orange. Soluble in water for golden yellow, not soluble in ethanol. In concentrated sulfuric acid to red light purple, after dilution for green yellow until golden brown. Dye aqueous solution to join concentrated hydrochloric acid for green yellow until golden brown, Join concentrated sodium hydroxide solution for ruby red.
Standard
Ironing Fastness
Light Fastness
Fulling
Persperation Fastness
Soaping
Water
Alkali
Acid
ISO
5
5
4
5
5,5'-[1,4-페닐렌비스(아조)]비스[2-히드록시-3-소디오술포벤조산나트륨]염 준비 용품 및 원자재