Geochemical Characteristics of Natural Gas and Hydrocarbon Charge History in the Western Qaidam Basin, Northwest China

Table 2

Number and the corresponding light hydrocarbon.

Number	Chemical name	Abbreviation
1	i-C5	i-C5
2	n-C5	n-C5
3	2,2-Dimethylbutane	2,2-DMC4
4	Cyclopentane	CC5
5	2-Methylpentane	2-MC5
6	3-Methylpentane	3-MC5
7	n-C6	n-C6
8	2,2-Dimethylpentane	2,2-DMC5
9	Methylcyclopentane	MCC5
10	2,4-Dimethylpentane	2,4-DMC5
11	2,2,3-Trimethylbutane	2,2,3-TMC4
12	Benzene	Benz.
13	3,3-Dimethylpentane	3,3-DMC5
14	Cyclohexane	CC6
15	2-Methylhexane	2-MC6
16	2,3-Dimethylpentane	2,3-DMC5
17	1,1-Dimethylcyclopentane	1,1-DMCC5
18	3-Methylhexane	3-MC6
19	cis-1,3-Dimethylcyclopentane	1,c3-DMCC5
20	trans-1,3-Dimethylcyclopentane	1,t3-DMCC5
21	trans-1,2-Dimethylcyclopentane	1,t2-DMCC5
22	n-C7	n-C7
23	Methylcyclohexane	MCC6
24	Toluene	Tol.