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Regulacje i polityka gospodarcza · 18/12/2008

EPA Designates New Reference Method for Measuring Ambient Air Pollution

The Environmental Protection Agency (EPA) has officially designated a new reference method for measuring mass concentrations of coarse particulate matter (PM 10-2.5 ) in the ambient air, as required by 40 CFR Part 53.

Source: Federal Register — All DocumentsOpen original release →