Чан синий 48
- английское имяVat Blue 48
- CAS №6417-56-7
- CBNumberCB61873975
- ФормулаC16H4Br6N2O2
- мольный вес735.64
- файл Mol6417-56-7.mol
Чан синий 48 химические свойства, назначение, производство
Подготовка
(a) 3H-indol-3-one,2-(1,3-dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro- in chlorosulfonic acid bromide, (b) Indigo under pressure to use too much bromide bromide (With or without an inert solvent may be), its product bromide (mainly seven bromide Indigo) using bisulphite processing, remove unstable (mainly “type” bromide) bromide (GP 236902).Свойства и приложения
blue. Insoluble in Etanol. In concentrated sulfuric acid for blue, dilution after blue precipitation; In the basic insurance powder solution for yellow; In the acidic insurance powder solution for pale yellow. Dye aqueous solution with sodium hydroxide don’t change color.| Standard | Ironing Fastness | Chlorine bleach | Light Fastness | Mercerized | Oxygen bleach | Soaping | |
| Fading | Stain | ||||||
| ISO | 5 | 3 | 4 | 2 | 2-3 | ||
Чан синий 48 запасные части и сырье
сырьё