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Farajzadeh MA, Goushjuii L, Djozan D, Mohammadi JK. Dispersive liquid-liquid microextraction combined with gas chromatography for extraction and determination of class 1 residual solvents in pharmaceuticals. J Sep Sci. 2012 Apr;35(8):1027–35. doi: 10.1002/jssc.201100917. PMID: 22589164. |