Chromate(2-), hydroxy[3-(hydroxy-κO)-4-[[1-(hydroxy-κO)-8-sulfo-2-naphthalenyl]azo-κN1]-7-nitro-1-naphthalenesulfonato(4-)]-, disodium, (T-4)-
- русский язык имя
- английское имяChromate(2-), hydroxy[3-(hydroxy-κO)-4-[[1-(hydroxy-κO)-8-sulfo-2-naphthalenyl]azo-κN1]-7-nitro-1-naphthalenesulfonato(4-)]-, disodium, (T-4)-
- CAS №6370-09-8
- CBNumberCB34755655
- ФормулаC20H9CrN3NaO11S2-
- мольный вес606.41
- EINECS613-326-9
- файл Mol6370-09-8.mol
Chromate(2-), hydroxy[3-(hydroxy-κO)-4-[[1-(hydroxy-κO)-8-sulfo-2-naphthalenyl]azo-κN1]-7-nitro-1-naphthalenesulfonato(4-)]-, disodium, (T-4)- химические свойства, назначение, производство
Подготовка
4-Amino-3-hydroxy-7-nitronaphthalene-1-sulfonic acid diazo, and 8hydroxynaphthalene-1-sulfonic acid coupling, and then with aqueous acid chromium common heating (125 ℃), make dye create chromium complex.Свойства и приложения
green and black. Soluble in water for purple, slightly soluble in alcohol. The strong sulfuric acid for blue to gray, for pink to purple diluted. The dye solution to join strong hydrochloric acid for product red, add thick sodium hydroxide solution for red light blue| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
| Fading | Stain | Fading | Stain | Fading | Stain | |||
| ISO | 6-7 | 4 | 4 | 3-4 | 2 | 4 | ||