Figure 6

The total ion chromatograms and representative chromatograms of saturated hydrocarbons of Da’anzhai shale. (a) 2880.69 m, Da’anzhai member, TOC = 0.52%; (b) 2922.68 m, Da’anzhai member, TOC = 2.36%.

The total ion chromatograms and representative chromatograms of saturated hydrocarbons of Da’anzhai shale. (a) 2880.69 m, Da’anzhai member, TOC = 0.52%; (b) 2922.68 m, Da’anzhai member, TOC = 2.36%.