The quantitative determination of some mitragyna oxindole alkaloids after separation by thin layer chromatography. 3. Densitometry.
D000470:Alkaloids / Q000032:analysis*; D002855:Chromatography, Thin Layer; D003720:Densitometry; D007211:Indoles / Q000032:analysis*; D008722:Methods
D000470:Alkaloids; D007211:Indoles