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['Air Programs']
['Hazardous Air Pollutants']
02/25/2022
(a) Each owner or operator of a source required to test emissions under �61.123, unless an equivalent or alternate method has been approved by the Administrator, shall use the following test methods:
(1) Method 1 of appendix A to 40 CFR part 60 shall be used to determine sample and velocity traverses;
(2) Method 2 of appendix A to 40 CFR part 60 shall be used to determine velocity and volumetric flow rate;
(3) Method 3 of appendix A to 40 CFR part 60 shall be used for gas analysis;
(4) Method 5 of appendix A to 40 CFR part 60 shall be used to collect particulate matter containing the polonium-210; and
(5) Method 111 of appendix B to 40 CFR part 61 shall be used to determine the polonium-210 emissions.
[54 FR 51699, Dec. 15, 1989, as amended at 65 FR 62156, Oct. 17, 2000]
['Air Programs']
['Hazardous Air Pollutants']
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