| Quality standard HG2—311—80 |
Index name |
Index |
Apperance strength，separated coloured light impurity content insoluble in water，% |
bright green flake crystal 100±3 of standard products similar to standard products ≤1 |
|
| Absorption curve for 10.00mm of solution layer strength according to regulation method in HGB2141—61： |
Wave lengthλ，nm |
440 |
460 |
480 |
500 |
520 |
540 |
560 |
580 |
Optical densityD |
1.190 |
1.180 |
1.170 |
1.135 |
0.925 |
0.435 |
0.153 |
0.067 |
|
| Use：Used in silk, wool and others dyeing, and directly used in printing. In addition, it can be used in leather, paper, feather and other products dyeing. |
| Application performance：Colour fastness(grade) in cotton fabrics： |
Solarization |
Soaping |
Water leaching |
Perspiration |
Ironing |
Friction |
Acid and alkali resistance |
fading |
staining |
fading |
staining |
fading |
staining |
dry |
wet |
sulphuric acid |
ethylic acid |
sodium carbonate |
1～2 |
2～3 |
3 |
4 |
2 |
2 |
2～3 |
3 |
4～5 |
2～3 |
2～3 |
4～5 |
1 |
|
| Colour fastness(grade) in acrylic fibers： |
Solarization |
Perspiration |
Soaping |
Friction |
Ironing |
Dry cleaning |
dry |
wet |
2 |
4～5
|
4
|
4 |
3～4 |
4～5 |
4 |
|
