Evaluating Vehicle Emissions Inspection and Maintenance Programs (2001) / Chapter Skim
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Appendix B: Abbreviations and Names Used for Classifying Organic Compounds
Appendix B: Abbreviations and Names Used for Classifying Organic Compounds
Pages 233-233
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Appendix B Abbreviations and Names Used for Classifying Organic Compounds Common Abbreviation Full Name Definition VOCa Volatile organic compound ROG Reactive organic gas NMHC Organic compounds that are found in the gas phase at ambient conditions; might not include methane Organic compounds that are assumed to be reactive at urban (and possibly regional) scales; by definition, those organic compounds that are regulated because they lead to ozone formation; does not include methane; term used predominantly in California All hydrocarbons except methane; sometimes used to denote ROG NMOC Nonmethane organic Organic compounds other than methane compound RHC Reactive hydrocarbon All reactive hydrocarbons; also used to denote ROG THC Total hydrocarbon All hydrocarbons, sometimes used to denote VOC OMHCE Organic material Organic compound mass minus oxygen hydrocarbon equivalent mass TOG Total organic gas Used interchangeably with VOC aUnless noted otherwise, HC is the term used in this report to represent the general class of gaseous organic compounds.
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