eCFR Reference Browser

---

title: "21 CFR §2.110"

source: "https://www.ecfr.gov/current/title-21/section-2.110"

title_number: "21"

volume_number: "1"

chapter_number: "Unknown"

subchapter_code: "A"

subchapter_subject: "GENERAL"

part_code: "2"

part_subject: "GENERAL ADMINISTRATIVE RULINGS AND DECISIONS"

subpart_code: "F"

subpart_subject: "Caustic Poisons"

section_number: "2.110"

section_subject: "Definition of ammonia under Federal Caustic Poison Act."

cfr_reference: "21 CFR 2.110"

title_name: "Title 21"

title_subject: "Food and Drugs"

parts_covered: "Parts 1 to 99"

revised_date: "Revised as of April 1, 2019"

publication_date: "As of April 1, 2019"

contains_description: "Containing a codification of documents of general applicability and future effect"

publication_info: "Published by the Office of the Federal Register National Archives and Records Administration as a Special Edition of the Federal Register"

---

For the purpose of determining whether an article containing ammonia is subject to the Federal Caustic Poison Act, the ammonia content is to be calculated as NH3.

§2.110 - Definition of ammonia under Federal Caustic Poison Act.