| 摘要 |
PROBLEM TO BE SOLVED: To analyze a component of hair quantitatively and continuously.SOLUTION: An analysis method of physiologically active substance accumulated in hair includes the following steps: step 1 of slicing hair in a major axis direction and exposing medulla; step 2 of applying internal standard substance to the surface exposed at step 1; and step 3: of performing imaging mass spectrometry (IMS) on the surface obtained at step 2, and detecting a physiologically active substance in hair continuously and quantitatively. |
