Color fastness to perspiration | ||||||||||||
Sample | Unfinished | FC | FC + D | FC + B | ||||||||
Color change | Color staining | Color change | Color staining | Color change | Color staining | Color change | Color staining | |||||
Acid | Alkali | Acid | Alkali | Acid | Alkali | Acid | Alkali | |||||
Rib | 4 | 3 - 4 | 4 | 4 - 5 | 4 | 4 - 5 | 4 - 5 | 4 | 4 - 5 | 4 - 5 | 4 | 4 - 5 |
Interlock | 4 - 5 | 4 - 5 | 4 - 5 | 4 - 5 | 4 - 5 | 4 - 5 | 4 - 5 | 4 - 5 | 4 - 5 | 4 - 5 | 4 - 5 | 4 - 5 |