21 CFR 184.1265

§ 184.1265 Cuprous iodide.

United States · 21 CFR — Food and Drugs · Status: effective

Cite this

Citation: 21 CFR 184.1265, § 184.1265 Cuprous iodide, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/85532
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Full text

(a) Cuprous iodide (copper (I) iodide, CuI, CAS Reg. No. 7681-65-4) is a pure white crystalline powder. It is prepared by the reaction of copper sulfate with potassium iodide under slightly acidic conditions. (b) The ingredient must be of a purity suitable for its intended use. (c) In accordance with § 184.1(b)(2), the ingredient is used in food only within the following specific limitations: (d) Prior sanctions for this ingredient different from the uses established in this section do not exist or have been waived.

Legislative history

This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.