Typical end-member oil derived from Cambrian-Lower Ordovician source rocks in the Tarim Basin, NW China

Jianping BAO,Cuishan ZHU,Zhifeng WANG

Fig. 9. Partial m/z 191 and m/z 177 mass chromatograms in crude oils from Well TZ30 and TZ11. (a) Well TZ30, 4 997-5 026 m, O, m/z 191; (b) Well TZ30, 4 997-5 026 m, O, m/z 177; (c) Well TZ11, 4 301-4 307 m, S, m/z 191; (d) Well TZ11, 4 301-4 307 m, S, m/z 177.