National performance audit program
Subtitle: 1980 proficiency surveys for sulfur dioxide, nitrogen dioxide, carbon monoxide, sulfate, nitrate, lead and high volume flow
By: by Berne I. Bennett ... [et al.]
Contributors: Bennett, Berne I; Environmental Monitoring Systems Laboratory (Research Triangle Park, N.C.)
Publisher: Environmental Monitoring Systems Laboratory, Office of Research and Development, U.S. Environmental Protection Agency
Published: 1982
Place of publication: Research Triangle Park, N.C
Language: eng
Number of pages: 49
Subjects: Air -- Pollution -- United States
Other titles: 1980 proficiency surveys for sulfur dioxide, nitrogen dioxide, carbon monoxide, sulfate, nitrate, lead and high volume flow
Notes: "September 1981."

"October 1982"--Cover

"EPA-600/4-82-045."

Includes bibliographical references