In the situation of substances with very low concentrations in Organic substance, liquid or gasoline chromatography with tandem mass spectrometry techniques have the mandatory sensitivity. Inside the reviewed scenario, a liquid chromatograph having a triple quadrupole mass spectrometer running in various reaction monitoring (MRM) method was employed for NPS screening. https://5f-mdmb-220113467.prublogger.com/30053525/a-secret-weapon-for-5f-mdmb-2201