CFR › Title 40 › Part 415 › §415.51140 CFR §415.511Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy linkFor the purpose of this subpart:(a)Except as provided below, the general definitions, abbreviations and methods of analysis set forth in part 401 of this chapter shall apply to this subpart.(b)The term product shall mean potassium iodide.