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Authority: Secs. 301, 304(h), 307 and 501(a), Pub. L. 95-217, 91 Stat. 1566, et seq. (33 U.S.C. 1251, et seq.) (the Federal Water Pollution Control Act Amendments of 1972 as amended by the Clean Water Act of 1977 and the Water Quality Act of 1987), 33 U.S.C. 1314 and 1361; 86 Stat. 816, Pub. L. 92-500; 91 Stat. 1587, Pub. L. 92-217; Stat. 7, Pub. L. 100-4 (The "Act").
§136.3 Identification of test procedures.
§136.4 Application for and approval of alternate test procedures for nationwide use.
§136.5 Approval of alternate test procedures for limited use.
§136.6 Method modifications and analytical requirements.
§136.7 Quality assurance and quality control.
Appendix A to Part 136—Methods for Organic Chemical Analysis of Municipal and Industrial Wastewater
Appendix D to Part 136—Precision and Recovery Statements for Methods for Measuring Metals