Sensory data (color)
| Sample | NIB-0434 | |
| Crude drug latin name | MOUTAN CORTEX | |
| Powder color | L*=84.82, a*=5,70, b*=14.30 | |
| Alcoholic extract | L*=93.57, a*=1.12, b*=12.31 | |
| Water extract | L*=96.95, a*=0.31, b*=7.94 | |
| Water extract (Fe) | L*=47.74, a*=15.98, b*=50.98 | |
| Water extract (Na) | L*=85.06, a*=4.26, b*=28.68 | |
| Water extract (I) | L*=93.42, a*=-0.16, b*=11.05 | |