The GC and direct inlets mass spectra of heptachlor and 1-hydroxychlordene.
D002849:Chromatography, Gas; D006533:Heptachlor / Q000032:analysis*; D007192:Indenes; D007306:Insecticides / Q000032:analysis*; D013058:Mass Spectrometry
D007192:Indenes; D007306:Insecticides; D006533:Heptachlor; C007993:1-hydroxychlordene