Acid Green 20
Acid Dark Green B
CAS NO.:5850-39-5
Quantity
Acid Green 20
Acid dyes have broad range shades, with good value, for piece dyeing wool and worsted goods. Fair to good leveling and light fastness.
Acid Green 20
Acid dyes have broad range shades, with good value, for piece dyeing wool and worsted goods. Fair to good leveling and light fastness.
Acid Green 20
Properties and Applications：
Acid Green 20
dark blue light green green light to dark. Dark green light to black powder. Soluble in water and soluble fiber element, slightly soluble in alcohol, insoluble in other organic solvents. Dyes in 10% of sodium hydroxide solution for purple solution; The strong sulfuric acid for blue-ray green, diluted into blue, precipitation; In nitric acid solution for brown. The water solution is dark blue light green, add thick sodium hydroxide solution to purple. This product is suitable for the wool, silk, wool blended fabric, polyamide fiber of dyeing and printing, also suitable for leather and paper color.
| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
| Fading | Stain | Fading | Stain | Fading | Stain | |||
| ISO | 3-4 | 3 | 1 | 4-5 | 2 | 1 | 4 | 1 |
| AATCC | 3 | 2-3 | 2-3 | 3 | 2-3 | 2-3 | 3 | 3 |
Acid Green 20
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