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Regulations last checked for updates: Feb 07, 2026
Title 40 - Protection of Environment last revised: Dec 22, 2026
All Titles
Title 40
Chapter I
Part 449
Appendix Appendix A - Appendix A to Part 449—Sampling Protocol for Soluble COD
Collapse to view onlyAppendix Appendix A - Appendix A to Part 449—Sampling Protocol for Soluble COD
Table of Contents
authority:
33 U.S.C. 1311
,
1314
,
1316
,
1318
,
1342
,
1361
source:
77 FR 29203, May 16, 2012, unless otherwise noted.
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