disodium 5-[(2,5-dichloro-4-sulphonatophenyl)azo]salicylate C화학적 특성, 용도, 생산
제조 방법
4-Amino-2,5-dichlorobenzenesulfonic acid diazotization, and 2-Hydroxybenzoic acid coupling.
Properties and Applications
dark yellow to dark red light yellow. Soluble in water for yellow, moderate soluble in ethanol for green yellow. In concentrated sulfuric acid for orange to red, dilution after light green light yellow, In concentrated nitric acid for titian. Dye aqueous solution to join concentrated hydrochloric acid for green yellow; Join concentrated Sodium hydroxide solution for orange.
Standard
Ironing Fastness
Light Fastness
Fulling
Persperation Fastness
Soaping
Water
Alkali
Acid
ISO
3
4-5
4
4-5
5
disodium 5-[(2,5-dichloro-4-sulphonatophenyl)azo]salicylate 준비 용품 및 원자재
