Determination of fipronil and its metabolites in eggs and egg products with gas chromatography-negative chemical ionization-mass spectrometry
SHEN Weijian, LIU Han, ZHANG Rui, YU Keyao, CAI Lisheng, LIU Yan, WANG Hong
Chinese Journal of Chromatography . 2017, (12): 1224 -1228 .  DOI: 10.3724/SP.J.1123.2017.09033