Changes in Concentration and Distribution of Biomarkers in Biodegraded Oils from Dongying Depression, China.Zhonghong Chen, T-G Wang, Detian YanApplied biochemistry and biotechnology2015The alkane fraction of 11 biodegraded oils and five non-biodegraded oils from the Dongying Depression, Bohai Bay Basin, eastern China, were analyzed by gas chromatography-mass spectrometry to… (More)