Reference method
Reference method means any direct test method of sampling and analyzing for an air pollutant as specified in part 60, appendix A of this chapter.
Source
40 CFR § 72.2
Scoping language
The terms used in this part, in parts 73, 74, 75, 76, 77 and 78 of this chapter shall have the meanings set forth in the Act, including sections 302 and 402 of the Act, and in this section as follows:
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