I have a gas chromatogram (GC) data belonging coal sample. What does hump mean on the chromatogram?

This coal (lignite or subbituminous?) sample from West of Turkey (Denizli). I have pyrolise result this sample. TOC: 40.70 wt.%, HI: 160 mg HC/g TOC, OI: 58 mg CO2/g TOC, PI: 0.11, PY: 73.34 mg...

08 August 2016 3,405 16 View