| Characters：yellow powder and soluble in water to become green light yellow, and slightly soluble in alcohol, acetone and other organic solvents. |
| Quality standard HG 2—1392—80 |
Index name |
Index |
Apperance coloured light strength， moisture content，% water insoluble，% fineness（80 meshes residual content），% color fastness in wool fabrics
|
yellow equal powder similar to standard products 100±3 of standard products ≤5 ≤1 ≤5 accord to standard products
|
|
| Use： Mainly used in wool and silk fabric dyeing and printing. In addition, it can be used in leather, paper and others dyeing. |
| Application performance：Color fastness(grade) in wool fabrics： |
Solarization |
Soaping |
Water leaching |
Perspiration |
carbonization |
Roll boiling |
Friction |
Dry cleaning |
Ironing |
fading |
wool viscidity |
fading |
wool viscidity |
fading |
wool viscidity |
fading |
wool viscidity |
dry |
wet |
6 |
4～5 |
- |
4～5 |
4～5 |
3～4 |
2～3 |
4～5 |
4 |
2～3 |
5 |
4～5 |
4～5 |
4～5 |
|
