Quality assurance procedures : index to key provisions, proposed requirements for designation of reference and equivalency methods for PM2.5 and ambient air quality surveillance for particulate matter proposed rule
[Research Triangle Park, N.C.] : U.S. Environmental Protection Agency, Office of Air Quality Planning and Standards, Monitoring and Quality Assurance Group, Emissions, Monitoring, and Analysis Division, [1997]
Physical Details
vii, 30 leaves ; 28 cm
OCLC
ocm42212682
Cover title.
"February 1997."
"EPA-454/R-97002a."
Includes bibliographical references.
Microfiche. [Washington, D.C.] : Supt. of Docs., U.S. G.P.O., 1999 1 microfiche : negative.