LIU Chong-hua, OUYANG Yu, CHEN Guan-qian, PENG Cai-hong, SONG Wu-yuan. Rapid Determination of Chromium, Arsenic, Selenium, Cadmium, Antimony, Barium, Mercury and Lead in Toy Plastics by Energy Dispersive X-Ray Fluorescence Spectrometer[J]. Spectroscopy and Spectral Analysis, 2021, 41(3): 739