Differentiation and characterization of isomeric polychlorinated biphenyls by gas-liquid chromatography coupled with electron impact and chemical ionization mass spectrometry.
D002250:Carbon Radioisotopes; D002849:Chromatography, Gas; D004355:Drug Stability; D004583:Electrons; D004787:Environmental Pollution / Q000032:analysis*; D007477:Ions; D007536:Isomerism; D013058:Mass Spectrometry; D011078:Polychlorinated Biphenyls / Q000032:analysis*
D002250:Carbon Radioisotopes; D007477:Ions; D011078:Polychlorinated Biphenyls