Fig. 2From: Methods for quantification of cannabinoids: a narrative reviewCannabis compounds and impurities can be detected by various methods. Some methods are suggested in this figure for specific purposes. ICPMS: Inductively coupled plasma mass spectrometry, XRF: X-ray fluorescence, AAS: Atomic absorption spectroscopy, PCR: Polymerase chain reaction, ELISA: enzyme-linked immunosorbent assay, GC: gas chromatography, LC: Liquid chromatographyBack to article page