Vat Black 7
- CAS NO.：12262-53-2
- Molecular Weight: 0
What is Vat Black 7?
Preparation
Dinaphtho[1,2,3-cd:3′,2′,1′-lm]perylene-5,10-dione suspension in Acetic acid glacial or 40 chloroacetic acid in nitrification.
Properties and Applications
green black. Soluble in 2 – Chlorophenol, 1, 2, 3, 4 – Tetrahydronaphthalene, Xylene, slightly soluble in Acetone, Chloroform, Pyridine , Toluene, insoluble in Etanol. In concentrated sulfuric acid to dark purple, dilution after dark purple precipitation; In concentrated nitric acid for green, In the basic insurance powder solution for purple; In the acidic insurance powder solution for wine.
| Standard | Ironing Fastness | Chlorine bleach | Light Fastness | Mercerized | Oxygen bleach | Soaping | |
| Fading | Stain | ||||||
| ISO | 5 | 5 | 7-8 | 5 | 4 | 5 | 5 |
Safety information for Vat Black 7
New Products
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