Quality assurance support for the National Atmospheric Deposition Program and National Trends Network monitoring activities
Subtitle: fourth progress report (1990-1991)
Contributors: Atmospheric Research and Exposure Assessment Laboratory (U.S.)
Publisher: Atmospheric Research and Exposure Assessment Laboratory, Office of Research and Development, US Environmental Protection Agency
Published: 1992
Place of publication: Research Triangle Park, NC
Language: eng
Format: Microform
Number of pages: 108
Subjects: National Atmospheric Deposition Program and National Trends Network (U.S.); Quality assurance -- United States
Notes: Distributed to depository libraries in microfiche

Shipping list no.: 92-2246-M

"January 1992."

"June 1992."

"Cooperative agreement number CR816954-01."

"EPA/600/R-92/106."

Includes bibliographical references

Microfiche. [Washington, D.C.?] : Supt. of Docs., U.S. G.P.O., [1992] 2 microfiches : negative