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Method 1 04/28/2020 - epa.gov
not meeting the criteria above. This procedure described in section 11.5 allows for the determination of gas flow angles at the sampling points and comparison of the measured results with acceptability criteria. 11.2 Determining the Number …
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www.cdc.govAPPLICABILITY: The working range us 0.01 to 0.5 mg/m3 for a 10-L air sample. The sorbent material irreversibly collects elemental mercury. A prefilter can be used to exclude particulate mercury species from the sample. The prefilter can be analyzed by similar methodology. The method has been used in numerous field surveys [3].