In the situation of substances with small concentrations in biological materials, liquid or fuel chromatography with tandem mass spectrometry procedures have the necessary sensitivity. From the talked over situation, a liquid chromatograph by using a triple quadrupole mass spectrometer operating in several reaction monitoring (MRM) mode was employed for NPS https://5fmdmb220165421.affiliatblogger.com/82876393/examine-this-report-on-5f-mdmb-2201