Direct Black 24
- русский язык имя
- английское имяDirect Black 24
- CAS №
- CBNumberCB09702901
- мольный вес0
- файл MolMol file
Direct Black 24 химические свойства, назначение, производство
Подготовка
3,3′-Dimethylbenzidine double nitriding, first with 8-Aminonaphthalene-2-sulfonic acid coupling, product to diazo, and 4,5Dihydroxynaphthalene-1-sulfonic acid (2 Moore) coupled.Свойства и приложения
black. Soluble in water for dark purple, soluble in ethanol. The strong sulfuric acid for blue, shallow purple for diluted. The dye solution to join strong hydrochloric acid have dark purple precipitation; Add thick sodium hydroxide solution have dark purple precipitation.| Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
| Fading | Stain | Fading | Stain | ||||
| ISO | 4-5 | 1 | 3 | 1-2 | 2-3 | ||