
High-performance liquid chromatography-tandem mass spectroscopy (HPLC–MS/MS) chromatography reveals pyrrolizidine alkaloids (PA)/pyrrolizidine alkaloid N-oxides (PANO) toxin risks in 63 tea samples.
Automated metabolic stability assays with sample incubation and LC-MS/MS determination are presented for use in drug metabolism and pharmacokinetic (DMPK) laboratories.






