Federal regulations · Through 2026-08-25 · Newer source version available

40 CFR Appendix IV to Part 257: Appendix IV to Part 257—Constituents for Assessment Monitoring

Where this section sits in the code

Title 40—Protection of Environment
CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY
SUBCHAPTER I—SOLID WASTES
PART 257—CRITERIA FOR CLASSIFICATION OF SOLID WASTE DISPOSAL FACILITIES AND PRACTICES

Common name 1

Antimony

Arsenic

Barium

Beryllium

Cadmium

Chromium

Cobalt

Fluoride

Lead

Lithium

Mercury

Molybdenum

Selenium

Thallium

Radium 226 and 228 combined

1 Common names are those widely used in government regulations, scientific publications, and commerce; synonyms exist for many chemicals.

Collected 2026-08-27T02:26:04Z. Source file · JSON