§1066.610. Dilution air background correction.

40 C.F.R. § 1066.610

(a)

Correct the emissions in a gaseous sample for background using the following equation—

(c)

Determine the dilution factor, DF, over the test interval for partial-flow dilution sample systems using the following equation:

(d)

Determine the time-weighted dilution factor, DFw, over the duty cycle using the following equation:

Notes, amendments, and revision history

[79 FR 23823, Apr. 28, 2014, as amended at 86 FR 34583, June 29, 2021]

Authority: 42 U.S.C. 7401-7671q.

Source: 79 FR 23823, Apr. 28, 2014, unless otherwise noted.

[79 FR 23823, Apr. 28, 2014, as amended at 86 FR 34583, June 29, 2021]