A rapid method to determine nine natural cannabinoids in beverages and food derived from <scp> <i>Cannabis sativa</i> </scp> by liquid chromatography coupled to tandem mass spectrometry on a QTRAP 4000

A reliable and rapid method for the identification and quantification of the psychotropic Δ⁹ -tetrahydrocannabinol, its non-psychoactive precursor Δ⁹ -tetrahydrocannabinolic acid A, and seven other cannabinoids was developed and validated, to monitor the content of these substances in food and beverages produced using hemp seeds, flour and oil as ingredients.