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doi: 10.1021/es060609l
pmid: 17593733
Mainstream cigarette smoke is a complex aerosol containing more than 4400 chemicals. The proliferation of new brands has necessitated development of faster and more reliable methods capable of analyzing a wide range of compounds in cigarette smoke. Although the International Agency for Research on Cancer has classified whole cigarette smoke as a human carcinogen, many of the individual chemicals are themselves highly biologically active as carcinogens, teratogens, or have implications for cardiovascular disease. Among these chemicals are many volatile organic compounds (VOCs), e.g., benzene, ethylbenzene, and styrene. To analyze VOCs in mainstream cigarette smoke, we developed a novel headspace collection technique using polyvinylfluoride bags for sample collection followed by cannula transfer to evacuated standard 20-mL auto sampler vials. Coupling collection of the vapor-phase cigarette smoke with automated analysis by solid-phase microextraction and gas chromatography/mass spectrometry enabled us to routinely quantify selected VOCs in mainstream cigarette smoke. This technique has similar reproducibility to previous cold trap and impinger collection methods with significantly higher sample throughput and virtually no solvent waste. In this report we demonstrate the method's analytical capabilities by quantitatively analyzing 13 selected VOCs in mainstream cigarette smoke from top-selling domestic brands.
Nicotiana, Smoke, Benzene Derivatives, Benzene, Ketones, Volatilization
Nicotiana, Smoke, Benzene Derivatives, Benzene, Ketones, Volatilization
citations This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically). | 91 | |
popularity This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network. | Top 10% | |
influence This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically). | Top 10% | |
impulse This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network. | Top 10% |