leg site hole core coretype section top interval bottom interval sample code head or vacutainer volume parameter id las name oxygen nitrogen methane carbon monoxide carbon dioxide ethylene ethane hydrogen sulfied propylene propane isobutate normal butane isopentane normal pentane isohexane normal hexane methane/ethane methane/ethane plus comments latitude longitude depth top interval depth below sea floor bottom interval depth below sea floor 105 646 A 001 Hydraulic (Advanced) Piston Core 01 142 142 VAC Vacutainer sampling GC2-50 C646A1H142VAC.RE 0000023 58.20931 -48.36912 0000.00 142 142 105 646 A 002 Hydraulic (Advanced) Piston Core 01 047 047 VAC Vacutainer sampling GC2-50 C646B2H147VAC.RE 0000000 0000000 58.20931 -48.36912 0005.00 547 547 105 646 A 005 Hydraulic (Advanced) Piston Core 01 006 006 VAC Vacutainer sampling GC2-50 C646A5H6VAC.RES 0000000 0000000 58.20931 -48.36912 0035.80 3586 3586