Research and DevelopmentUNITED STATES ENVIRONMENTAL PROTECTION AGENCYNATIONAL EXPOSURE RESEARCH LABORATORYHUMAN EXPOSURE & ATMOSPHERIC SCIENCES DIVISION (MD-D205-03)Research Triangle Park, NC 27711LIST OF DESIGNATED REFERENCE AND EQUIVALENT METHODSIssue Date: June 27, 2013(www.epa.gov/ttn/amtic/criteria.html)These methods for measuring ambient concentrations of specified air pollutants have been designated as"reference methods" or "equivalent methods" in accordance with Title 40, Part 53 of the Code of Federal Regulations(40 CFR Part 53).
Subject to any limitations (e.g., operating range or temperature range) specified in the applicable
designation, each method is ac...
Allowed
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