Regulations last checked for updates: Nov 26, 2024

Title 40 - Protection of Environment last revised: Nov 22, 2024
Appendix Appendix A - Appendix A to Subpart B of Part 53—Optional Forms for Reporting Test Results
Figure B-3 to Appendix A to Subpart B of Part 53—Form for Test Data and Calculations for Lower Detectable Limit (LDL) and Interference Equivalent (IE) (see § 53.23(c) and (d)) LDL Interference Test Data Applicant Analyzer Date Pollutant Figure B-5 to Appendix A to Subpart B of Part 53—Form for Calculating Zero Drift, Span Drift and Precision (see § 53.23(e)) Calculation of Zero Drift, Span Drift, and Precision Applicant Analyzer Date Pollutant [76 FR 54326, Aug. 31, 2011, as amended at 89 FR 16385, Mar. 6, 2024]
authority: Sec. 301(a) of the Clean Air Act (42 U.S.C. sec. 1857g(a)), as amended by sec. 15(c)(2) of Pub. L. 91-604, 84 Stat. 1713, unless otherwise noted
source: 40 FR 7049, Feb. 18, 1975, unless otherwise noted.