Product Name: Basic  Violet 4
C.I. No.: 42600
CAS No.: 2390-59-2
Molecular  Formula: C31H42ClN3
Molecular  Weight: 492.14
Relative  Name:
  methyl violet 10B ,basic crystal violet 
  Shade: blue purple powder
Basic Violet 4 Physical Properties and light fastness.
| Basic Violet 4 | |
| Light Fastness | 1 | 
| Perspiration Fastness(fading) | 1-2 | 
| Perspiration Fastness(stain) | - | 
| Soaping(fading) | 1-2 | 
| Soaping(stain) | - | 
Soluble in cold water and hot water are violet blue, easily soluble in ethanol for violet. The strong sulfuric acid inorange, yellow to orange for diluted green. The dye solution to join sodium hydroxide have grey purple precipitation.
Package, 25KG/DRUM, CARTON BOX, BAG
Note: The data contained here are based on our current knowledge and experience. It is the responsibility of user to test our products before the final application.
