Chinese Journal of Chromatography
Determination of 2,4-diaminotoluene in Mianpi composite packaging film bags by ion-exchange solid-phase extraction-gas chromatography-mass spectrometry
LU Zhiyuan, WANG Bing, TIAN Na, ZHANG Yaowu, ZHANG Xinyu, LIU Jia, LÜ Yan
Chinese Journal of Chromatography . 2019, (10): 1053 -1058 .  DOI: 10.3724/SP.J.1123.2019.01024