Relationships of the iC4/nC4 and iC5/nC5 ratios with maturity of coal-derived gases of Triassic Xujiahe Formation in central Sichuan Basin, SW China
QIN Shengfei,HUANG Chunhu,ZHANG Benjian,YANG Yu,YUAN Miao
Fig. 3. Relationship between the iC4/nC4 and C1/C1+ of the T3x4 and T3x6 gas, Guangan gas field.