federal_register: 2012-22343

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document_number title type abstract publication_date pub_year pub_month html_url pdf_url agency_names agency_ids excerpts
2012-22343 Ambient Air Monitoring Reference and Equivalent Methods: Designation of a New Equivalent Method Notice Notice is hereby given that the Environmental Protection Agency (EPA) has designated, in accordance with 40 CFR part 53, a new equivalent method for measuring concentrations of PM<INF>2.5</INF> in the ambient air. 2012-09-11 2012 9 https://www.federalregister.gov/documents/2012/09/11/2012-22343/ambient-air-monitoring-reference-and-equivalent-methods-designation-of-a-new-equivalent-method https://www.govinfo.gov/content/pkg/FR-2012-09-11/pdf/2012-22343.pdf Environmental Protection Agency 145 Notice is hereby given that the Environmental Protection Agency (EPA) has designated, in accordance with 40 CFR part 53, a new equivalent method for measuring concentrations of PM<INF>2.5</INF> in the ambient air.

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