Highly efficient dispersive liquid-liquid microextraction assisted by magnetic porous carbon composite-based dispersive micro solid-phase extraction for determination of tramadol and methadone in urine samples by gas chromatography-mass spectrometry
- Resource Type
- Article
- Source
- In
Journal of Chromatography A 10 May 2022 1670 - Subject
- Language
- ISSN
- 0021-9673