Development of a CZE-MS/MS method with dynamic pH junction sample pretreatment for analysis of kratom psychoactive alkaloids in urine
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Background: Kratom is a herbal substance belonging to the group of new psychoactive substances. It contains psychoactive indole alkaloids mitragynine and 7-hydroxymitragynine. At low doses, they act as psychostimulants and at hig... ...
