Sensory data (color)
| Sample | NIB-0268 | |
| Crude drug latin name | MOUTAN CORTEX | |
| Powder color | L*=84.39, a*=5.57, b*=15.04 | |
| Alcoholic extract | L*=92.21, a*=2.49, b*=19.99 | |
| Water extract | L*=96.03, a*=0.17, b*=10.92 | |
| Water extract (Fe) | L*=21.09, a*=20.87, b*=32.24 | |
| Water extract (Na) | L*=81.34, a*=3.47, b*=32.68 | |
| Water extract (I) | L*=93.89, a*=-0.09, b*=15.67 | |