Hydrocarbon measurements during the 1992 southern oxidants study atlanta intensive: Protocol and quality assurance

Eric C. Apel, Jack G. Calvert, Rod Zika, Michael O. Rodgers, Viney P. Aneja, James F. Meagher, William A. Lonneman

Research output: Contribution to journalArticlepeer-review

27 Scopus citations

Abstract

A major component of the Southern Oxidants Study (SOS) 1992 Atlanta Intensive was the measurement of atmospheric nonmethane hydrocarbons. Ambient air samples were collected and analyzed by a network of strategically located automated gas chromatography (GC) systems (field systems). In addition, an extensive canister sampling network was deployed. Combined, more than 3000 chromatograms were recorded. The SOS science team targeted for quantitative analysis 56 compounds which may be substantial contributors to ozone formation or used as air mass tracers. A quality assurance program was instituted to ensure that good measurements were being made throughout the network for each target compound. Common, high-quality standards were used throughout the network. The performance of individual field systems was evaluated during the intensive through the analysis of challenge mixtures. This methodology helped to identify and correct analytical problems as they arose.

Original languageEnglish
Pages (from-to)521-528
Number of pages8
JournalJournal of the Air and Waste Management Association
Volume45
Issue number7
DOIs
StatePublished - Jul 1995
Externally publishedYes

Funding

Support for this research was provided by the Southern Oxidants Study through the Atmospheric Research and Exposure Assessment Laboratory of the U.S. Environmental Protection Agency and in part by the Atmospheric Chemistry Project of the National Oceanic and Atmospheric Administration Climate and Global Change Program. We gratefully acknowledge the help of the following scientists, without whom this work could not have been completed: Z. Li, M. Das, and B. Hartsell of NCSU; C. Farmer, D. Riemer, and P. Milne of UM RSMAS; C. Stoneking, L. Garland, R. Strekowski, and D. Gatti of GIT; Bob Imhoff of TVA; and J. Martinez of TVA and GIT.

FundersFunder number
Southern Oxidants Study
U.S. Environmental Protection Agency
National Oceanic and Atmospheric Administration

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