Although biodegradation affects gas chromatograms very strongly, steranes, triterpanes, and isotopes are much less affected. Modern correlation technology can usually overcome differences caused by biodegradation.
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Although [http://www.oiltracers.com/services/exploration-geochemistry/oil-biodegradation.aspx biodegradation] affects gas chromatograms very strongly, steranes, triterpanes, and isotopes are much less affected. Modern correlation technology can usually overcome differences caused by biodegradation.