https://www.selleckchem.com/pr....oducts/sri-011381.ht
The limits of detection and quantification for all the analytes were 0.1-0.5 ng/mL and 0.5-1.0 ng/mL, respectively. The matrix effect was satisfactory for all the analytes, with a deviation lower than 20 %. The present method was further applied to 67 authentic urine samples in which 13 different synthetic cathinones were detected from 32 positive samples. The abuse of poly-synthetic cathinones was examined that up to seven items was detected in one case from authentic samples in this study.This study investigated the effect of seaso
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