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Alkene triplet pattern

The GC-MS signature of polypropylene pyrolysis: a repeating triplet of n-alkane, 1-alkene (terminal double bond), and diene peaks at each carbon number from C5 to C15, visible in the TIC and confirmed by elevated m/z 55 (alkene fragment) in the extracted ion profile.

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Related terms

4-Vinylcyclohexene (4-VCH)Background subtractionComparison (control) samplePrincipal component analysis (PCA)PyrolysisSubstrate interferentSWGFEX Type C interferent listType C interferent (E1618)Unresolved complex mixture (UCM)

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