1. Molecular formula: C26H19N3O10S3.3Na |
2. Molecular weight:695.58 |
3. Structure formula: |
4. CAS NO.:3861-73-2 |
5. Appearance: Dark blue powder. |
6. Specification: Strength 100% powder & CDP. |
7. Usage: Mainly used for wool, silk and nylon dyeing and printing. |
8. Packing, storage and transportation: Packed with 25KG cartons, allows to be tansported by the general means. |
Acid Blue 92
Properties and Applications：
red light blue. Dark even powder. Soluble in water (purple) and soluble fiber element, slightly soluble in ethanol (red light blue), insoluble in other organic solvents. Meet strong sulfuric acid in deep dark, it will be diluted to appear blue; Nitric acid in a Purple dark reddish brown change after the orange. Its water solution meet strong hydrochloric acid is blue, in thick red orange brown in sodium hydroxide solution. Can dyeing wool, silk, viscose, leather, paper and soap.
| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
| Fading | Stain | Fading | Stain | Fading | Stain | |||
| ISO | 5 | 1 | 3 | 2 | 1 | 2 | 3-4 | 1 |
| AATCC | 4 | 2 | 2 | 4 | 4 | 4 | 1 | 1 |
Acid Blue 92
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