40 CFR Part 257, Appendix III
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
Common name 1
Boron
Calcium
Chloride
Fluoride
pH
Sulfate
Total Dissolved Solids (TDS)
1 Common names are those widely used in government regulations, scientific publications, and commerce; synonyms exist for many chemicals.
[80 FR 21500, Apr. 17, 2015]