disodium 6-hydroxy-5-[[2-hydroxy-3-[(2-hydroxynaphthyl)azo]-5-sulphonatophenyl]azo]naphthalene-2-sulphonate C화학적 특성, 용도, 생산
제조 방법
3,5-Diamino-4-hydroxybenzenesulfonic acid double nitrogen, add Sodium hydroxide make show weak alkaline, in order to make molecules of chlorine is hydroxyl replaced, then first and 6-Hydroxynaphthalene-2-sulfonic acid coupling, again with Naphthalen-2-ol coupling.
Properties and Applications
blue black. Soluble in water for purple to Copenhagen blue, slightly soluble in ethanol for dark purple, not soluble in Acetone. In concentrated sulfuric acid to deep purple, dilution after brown light orange. Dye aqueous solution to join concentrated hydrochloric acid to brown light orange, Join concentrated sodium hydroxide solution for purple.
Standard
Ironing Fastness
Light Fastness
Fulling
Persperation Fastness
Soaping
Water
Alkali
Acid
ISO
5
7
5
4-5
4
5
5
disodium 6-hydroxy-5-[[2-hydroxy-3-[(2-hydroxynaphthyl)azo]-5-sulphonatophenyl]azo]naphthalene-2-sulphonate 준비 용품 및 원자재
원자재
준비 용품
disodium 6-hydroxy-5-[[2-hydroxy-3-[(2-hydroxynaphthyl)azo]-5-sulphonatophenyl]azo]naphthalene-2-sulphonate 공급 업체
