Benzoic acid,2-hydroxy-5-[2-(4-sulfo-1-naphthalenyl)diazenyl]-, sodium salt (1:2) 속성
안전
Benzoic acid,2-hydroxy-5-[2-(4-sulfo-1-naphthalenyl)diazenyl]-, sodium salt (1:2) C화학적 특성, 용도, 생산
제조 방법
4-Aminonaphthalene-1-sulfonic acid diazotization, and 2-Hydroxybenzoic acid coupling.
Properties and Applications
dark red light yellow. Soluble in water for green light yellow, moderate soluble in ethanol for green yellow. In concentrated sulfuric acid for magenta, yellow as after diluted. Dye aqueous solution to join concentrated hydrochloric acid for yellow; Join concentrated Sodium hydroxide solution for yellow brown.
Standard
Ironing Fastness
Light Fastness
Fulling
Persperation Fastness
Soaping
Water
Alkali
Acid
ISO
2-3
4-5
4-5
5
4-5
5
Benzoic acid,2-hydroxy-5-[2-(4-sulfo-1-naphthalenyl)diazenyl]-, sodium salt (1:2) 준비 용품 및 원자재