Phospholipid Adsorption Polymeric Materials for Detection of Xylazine and Metabolite in Blood and Urine

Figure 5

Representative MRM chromatograms: (A) blank urine spiked with xylazine (100 ng/mL); (B) blank urine spiked with DMA (100 ng/mL); (C) blank urine for xylazine; (D) blank urine for 2,6-dimethylaniline; (E) blank blood spiked with xylazine (100 ng/mL); (F) blank blood spiked with DMA (100 ng/mL); (G) blank blood for xylazine; (H) blank urine blood 2,6-dimethylaniline.