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Stable carbon and hydrogen isotopic characteristics of natural gas from Taibei sag, Turpan-Hami Basin, NW China
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NI Yunyan,LIAO Fengrong,GONG Deyu,JIAO Lixin,GAO Jinliang,YAO Limiao
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Table 2 Molecular composition, stable carbon and hydrogen isotopic composition of gases from the Hongtai and Qiudong gas fields, Taibei sag, Turpan-Hami Basin.
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| Area | Well | Composition/% | δ13C/‰ | δD/‰ | | CH4 | C2H6 | C3H8 | C4H10 | C5H12 | N2 | CH4 | C2H6 | C3H8 | C4H10 | C5H12 | CH4 | C2H6 | C3H8 | | Hongtai | HT6 | 85.29 | 8.28 | 3.93 | 1.88 | 0.62 | 0.00 | -38.7 | -26.4 | -25.3 | -24.9 | -24.4 | -255 | -225 | -209 | | HT6-1 | 86.49 | 8.49 | 3.39 | 1.35 | 0.25 | 0.03 | -38.5 | -26.4 | -25.4 | -24.5 | | -257 | -226 | -214 | | HT202 | 86.09 | 7.71 | 3.74 | 1.89 | 0.48 | 0.08 | -38.5 | -26.0 | -24.8 | -24.3 | -24.0 | -250 | -218 | -206 | | HT206 | 81.61 | 9.62 | 5.32 | 2.78 | 0.67 | 0.01 | -38.3 | -26.0 | -24.7 | -24.4 | -23.5 | -253 | -222 | -203 | | HT2-37 | 92.57 | 5.20 | 1.50 | 0.61 | 0.12 | 0.00 | -38.0 | -26.3 | -25.4 | -25.4 | -24.2 | -253 | -221 | -209 | | HT2-40 | 83.98 | 8.19 | 4.56 | 2.52 | 0.72 | 0.03 | -38.4 | -26.1 | -24.7 | -24.2 | -23.7 | -252 | -219 | -206 | | HT2-47 | 86.08 | 8.20 | 3.67 | 1.66 | 0.37 | 0.01 | -37.7 | -26.1 | -25.7 | -25.7 | -24.7 | -253 | -220 | -206 | | HT2-50C | 83.21 | 8.45 | 4.81 | 2.73 | 0.80 | 0.00 | -37.9 | -25.6 | -24.4 | -24.1 | -23.6 | -252 | -222 | -208 | | HT2-51 | 84.79 | 8.06 | 4.22 | 2.29 | 0.64 | 0.01 | -38.9 | -26.2 | -25.3 | -25.1 | -24.3 | -257 | -221 | -208 | | HT2-57 | 85.65 | 7.95 | 3.98 | 1.95 | 0.45 | 0.02 | -38.3 | -26.2 | -24.8 | -24.4 | -23.5 | -253 | -219 | -206 | | HT2-61 | 81.97 | 8.79 | 5.30 | 3.08 | 0.85 | 0.00 | -39.0 | -26.4 | -25.1 | -24.9 | -23.9 | -253 | -221 | -208 | | HT2-63 | 85.80 | 7.79 | 4.05 | 1.91 | 0.39 | 0.05 | -38.4 | -25.9 | -24.4 | -24.0 | | -253 | -221 | -205 | | Qiudong | DS2 | 83.30 | 9.52 | 4.41 | 2.21 | 0.55 | 0.00 | -41.4 | -27.2 | -26.1 | -25.0 | -24.7 | -268 | -235 | -217 | | QD48 | 83.61 | 9.04 | 4.45 | 2.33 | 0.58 | 0.00 | -39.8 | -26.7 | -25.5 | -24.8 | -23.7 | -263 | -233 | -210 | | Wen11 | 75.57 | 9.69 | 6.79 | 5.48 | 2.41 | 0.05 | -40.8 | -27.3 | -26.1 | -25.2 | -24.5 | -268 | -230 | -218 | | QD7 | 86.04 | 8.46 | 3.50 | 1.62 | 0.37 | 0.01 | -40.8 | -26.6 | -25.8 | -24.9 | -24.0 | -270 | -236 | -218 | | QD26 | 84.40 | 8.71 | 4.15 | 2.18 | 0.57 | 0.00 | -42.2 | -27.2 | -26.3 | -25.7 | -24.9 | -269 | -238 | -218 | | QD29 | 81.24 | 9.45 | 5.35 | 3.13 | 0.83 | 0.00 | -41.9 | -26.8 | -26.2 | -25.6 | -24.8 | -268 | -234 | -216 | | QD33 | 86.70 | 7.52 | 3.56 | 1.83 | 0.39 | 0.00 | -42.3 | -27.0 | -25.8 | -25.2 | -24.4 | -279 | -245 | -221 | | QD37 | 83.72 | 8.54 | 4.48 | 2.51 | 0.74 | 0.02 | -42.6 | -27.0 | -26.0 | -25.5 | -25.1 | -270 | -236 | -216 | | QD47 | 84.61 | 8.38 | 4.15 | 2.28 | 0.57 | 0.00 | -41.5 | -27.5 | -26.3 | -25.4 | | -267 | -238 | -224 | | QD55 | 79.42 | 9.60 | 5.54 | 3.87 | 1.56 | 0.01 | -40.4 | -27.1 | -25.8 | -25.5 | -24.6 | -269 | -231 | -216 | | QD58 | 79.33 | 10.91 | 5.74 | 3.16 | 0.86 | 0.00 | -39.8 | -25.8 | -25.7 | -24.7 | -24.0 | -267 | -235 | -223 |
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