7BAKKALI K,MARTOS N R,SOUHAIL B,et al.Characterization of trace metals in vegetables by graphite furnace atomic absorption spectrometry after closed vessel microwave digestion[J].Food Chemistry,2009,116(2):590-594.
9ZHU Lizhong,LU Jun,LE Xiaochun.Determination of mercury in environmental and biological samples by cold vapour atomic absorption spectrometry[J].Microchimica Acta,1993,111(4/6):207-213.
10NARDIA E,EVANGELISTAB F,TORMENB L,et al.The use of inductively coupled plasma mass spectrometry(ICP-MS)for the determination of toxic and essential elements in different types of food samples[J].Food Chemistry,2009,112(3):727-732.
