Precise measurements are vital to any transaction of commerce. As the medical marijuana industry grows in the United States, in addition to standard weights and monetary measures, potency, impurities, and related measures become important.
Well-established techniques used by the food safety industry, such as QuEChERS sample preparation followed by LC–MS/MS for the analysis of multiresidue pesticides, are evaluated for use with cannabis plant material.
An interview with Jeff Dahl, an applications scientist at Shimadzu Scientific Instruments; Joe Konschnik, a business development manager for the food and beverage market at Restek Corporation; Andre Santos, the Americas market development manager at Agilent Technologies; Alicia D. Stell, the CEM product development lab manager; and Xiaoyan Wang, a research scientist at UCT
QuEChERS is introduced to the discipline of forensic testing as a viable method for the extraction of pesticides and cannabinoids in various complex sample matrices
The Benefits of ICP-MS for the Determination of Toxic and Nutritional Elements in the Cannabis Family of Flowering Plants
The wide dynamic range of ICP-MS allows it to be used for the simultaneous determination of parts-per-billion levels of heavy metals including lead, arsenic, cadmium, and mercury, together with high parts-per-million levels of nutritional elements, such as phosphorus, calcium, potassium, and magnesium.
Giuseppe Cannazza and Cinzia Citti from the University of Modena and Reggio Emilia discuss the growing interest in the use of medicinal cannabis in Europe and the analytical challenges involved.