Figure 3

Mass chromatogram for ion m/z 191 (terpanes and hopanes) for AS1932 from G321 (friable solid), palette PS152, and reference sample from the Dead Sea, showing positions of terpanes (20/3 to 30/3), hopanes (29αβH to 34αβH; hopanes 31–34 are split into S and R), Ts, Tm, and gammacerane (GCR).