(Table 2) Comparison of hydrocarbon gas concentrations of ODP Leg 112 samples

ODP = results from shipboard laboratory, USGS = results from US Geology Survey shore-base laboratory.ODP 为船载实验室所得测试结果，USGS（美国地质调查局，US Geology Survey）为美国地质调查局岸基实验室所得测试结果。