part_subject: "CLINICAL CHEMISTRY AND CLINICAL TOXICOLOGY DEVICES"
subpart_code: "D"
subpart_subject: "Clinical Toxicology Test Systems"
section_number: "862.3220"
section_subject: "Carbon monoxide test system."
cfr_reference: "21 CFR 862.3220"
title_name: "Title 21"
title_subject: "Food and Drugs"
parts_covered: "Parts 800 to 1299"
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"
---
(a)Identification. A carbon monoxide test system is a device intended to measure carbon monoxide or carboxyhemoglobin (carbon monoxide bound to the hemoglobin in the blood) in blood. Measurements obtained by this device are used in the diagnosis and treatment of or confirmation of carbon monoxide poisoning.