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Full Characterisation of Heroin Samples Using Infrared Spectroscopy and Multivariate Calibration
correct-classification rates (between 92 and 96%) and good values for sensitivity, specificity and precision. For codeine and morphine, the models were not satisfactory, probably due to the low concentration of these ...
A case of acute intoxication due to combined use of fentanyl and 3,4-dichloro-N-[2-(dimethylamino)cyclohexyl]-N-methylbenzamide (U-47700).
approximately 7.5 times that of morphine. A target analysis on U-47700 was performed using liquid-liquid extraction and ultra performance liquid chromatography tandem mass spectrometry operating in multiple ...