Sample | Wool | Silk | Cotton | Ramie | ||||||||
| initial | treated | initial | treated | initial | treated | initial | treated | ||||
L* | 87.6 | 81.8 | 95.7 | 82.2 | 95.2 | 90.6 | 95.1 | 89.4 | ||||
a* | −0.260 | −1.95 | −0.0926 | 2.41 | 0.00180 | 1.92 | 0.101 | 2.03 | ||||
b* | 13.1 | 27.7 | 2.45 | 25.8 | 2.45 | 8.49 | 2.43 | 9.35 | ||||
C* | 12.5 | 27.8 | 2.45 | 25.9 | 2.45 | 8.71 | 2.43 | 9.57 | ||||
| Nylon | Acrylic | Polyester |
| ||||||||
| initial | treated | initial | treated | initial | treated |
| |||||
L* | 95.1 | 86.5 | 93.5 | 93.3 | 95.2 | 95.3 |
| |||||
a* | −1.14 | −4.94 | −0.661 | −0.672 | −0.331 | −0.328 |
| |||||
b* | 7.75 | 43.3 | 6.52 | 6.89 | 2.45 | 2.52 |
| |||||
C* | 7.83 | 43.5 | 6.55 | 6.92 | 2.47 | 2.54 |
| |||||