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Passive headspace concentration

The ASTM E1412 method in which an activated charcoal strip is suspended in a sealed container above heated fire debris (60-80°C, 16 hours), concentrating volatile organic compounds from the headspace by adsorption. The strip is then eluted with carbon disulfide and the eluate injected into GC-MS.

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Related terms

ASTM E1618Carbon disulfide (CS2)Evaporative weatheringExtracted ion profile (EIP)Ignitable Liquid Reference Collection (ILRC)Light petroleum distillate (LPD)Total ion chromatogram (TIC)Tropylium cation (m/z 91)Unresolved complex mixture (UCM)

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