Determination of ultraviolet filters in environmental aqueous samples by dispersive liquid-liquid microextraction with online derivatization-gas chromatography-mass spectrometry

2014 ◽  
Vol 32 (10) ◽  
pp. 1138
Author(s):  
Jian LI ◽  
Lanying XU ◽  
Shuwen XUE ◽  
Li XU
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