Sensory data (color)
| Sample | NIB-0739 | |
| Crude drug latin name | OPHIOPOGONIS TUBER | |
| Powder color | L*=99.81, a*=-0.16, b*=7.43 | |
| Alcoholic extract | L*=98.81, a*=0.20, b*=1.67 | |
| Water extract | L*=91.41, a*=-2.56, b*=59.40 | |
| Water extract (Fe) | L*=96.44, a*=-1.46, b*=9.43 | |
| Water extract (Na) | L*=99.76, a*=-0.04, b*=0.72 | |
| Water extract (I) | L*=99.57, a*=-1.51, b*=4.85 | |