Vat Brown 23
- CAS NO.：1328-26-3
- Molecular Weight: 0
What is Vat Brown 23?
Preparation
2-Aminoanthracene-9,10-dione with sulfuric acid and copper powder processing.
Properties and Applications
dark brown. Soluble in 1, 2, 3, 4 – Tetrahydronaphthalene, Xylene. In concentrated sulfuric acid to dark brown, dilution after dark brown precipitation; In the basic insurance powder solution for grey; In the acidic insurance powder solution for dark purple.
| Standard | Ironing Fastness | Chlorine bleach | Light Fastness | Mercerized | Oxygen bleach | Soaping | |
| Fading | Stain | ||||||
| ISO | 4 | 1-2 | 5-6 | 4-5 | 2 | 4-5 | 2 |
| AATCC | 5 | 1 | 4-5 | 4-5 | 1 | ||
Safety information for Vat Brown 23
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