Product Name:BASIC BROWN R
C.I. No.: 21010
CAS No.: 5421-66-9
Molecular Formula:C21H26Cl2N8
Molecular Weight: 461.39
Shade: brown
Relative name:
BASIC BROWN R liquid Physical Properties and light fastness, solubility.
Color |
Brown |
Appearance |
Liquid |
Odor |
Tasteless |
Melting point |
220°C |
Flash point |
> 70 ℃ |
Boiling point |
> 100 ℃ |
Water soluble |
soluble |
PH value |
3.0-5.0 |
Density (g / cm3) |
1.25-1.55 |
brown. Brown powder. Soluble in water for yellow brown, slightly soluble in ethanol and soluble fiber element, insoluble in acetone, benzene, carbon tetrachloride, ceramic, and solvent. The strong sulfuric acid for brown, diluted into a red light brown; In nitric acid solution for orange, to yellow. The dye solution to join hydrochloric acid discoloration; Add 10% sodium hydroxide solution have orange precipitation.
Used for wool, silk, leather, paper, bamboo, wood color, also used in the manufacture of color and solvent dye deposit.
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.
