Regulations last checked for updates: Jan 19, 2025

Title 40 - Protection of Environment last revised: Dec 30, 2025
All TitlesTitle 40Chapter IPart 136Appendix Appendix D - Appendix D to Part 136—Precision and Recovery Statements for Methods for Measuring Metals
Collapse to view onlyAppendix Appendix D - Appendix D to Part 136—Precision and Recovery Statements for Methods for Measuring Metals
Table of Contents

authority: Secs. 301, 304(h), 307 and 501(a), Pub. L. 95-217, 91 Stat. 1566,
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