【题目】Single-drop microextraction with in-microvial derivatization for the determination of haloacetic acids in water sample by gas chromatography–mass spectrometry 【文献出处】Journal of Chromatography A, Volume 1216, Issue 7, 13 February 2009, Pages 1059-1066 【作者】Mohammad Saraji and Ali Akbar Hajialiakbari Bidgoli