21 CFR 184.1187
§ 184.1187 Calcium alginate.
United States · 21 CFR — Food and Drugs · Status: effective
Cite this
- Citation
- 21 CFR 184.1187, § 184.1187 Calcium alginate, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/85510
- Permanent ID
ys:prov:85510@1- SHA-256
d70c6d10bf94c44e7905c7f00109838714e7a1b9bc7b05a2b623fd03a75a587f
The hash is SHA-256 of this version's text, with every run of whitespace collapsed to a single space and the ends trimmed. The ID always leads back here, and checking it says whether the text you cited is still the current version.
Full text
(a) Calcium alginate (CAS Reg. No. 9005-35-0) is the calcium salt of alginic acid, a natural polyuronide constituent of certain brown algae. Calcium alginate is prepared by the neutralization of purified alginic acid with appropriate pH control agents, or from sodium alginate by metathesis with appropriate calcium salts.
(b) The ingredient meets the specifications of the Food Chemicals Codex, 3d Ed. (1981), p. 45, which is incorporated by reference. Copies are available from the National Academy Press, 2101 Constitution Ave. NW., Washington, DC 20418, or available for inspection at the National Archives and Records Administration (NARA). For information on the availability of this material at NARA, call 202-741-6030, or go to: http://www.archives.gov/federal_register/code_of_federal_regulations/ibr_locations.html.
(c) In accordance with § 184.1(b)(2), the ingredient is used in food only within the following specific limitations:
(d) Prior sanctions for calcium alginate 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.