{"data":{"id":"us/21-cfr-862.3550","jurisdiction":"us","citation":"21 CFR 862.3550","heading":"Lead test system.","body":"(a) Identification. A lead test system is a device intended to measure lead, a heavy metal, in blood and urine. Measurements obtained by this device are used in the diagnosis and treatment of lead poisoning.\n(b) Classification. Class II.","path":["Title 21—Food and Drugs","CHAPTER I—FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES","SUBCHAPTER H—MEDICAL DEVICES","PART 862—CLINICAL CHEMISTRY AND CLINICAL TOXICOLOGY DEVICES","Subpart D—Clinical Toxicology Test Systems"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-21.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:24:47Z","sha256":"d3d6287331a7edd4c7a1f89865179795e9ba6f21362261141b428d4fe25bc6e1","source_id":"us-cfr","stale":true,"prev":"us/21-cfr-862.3520","next":"us/21-cfr-862.3555"},"notice":"GroundRules: Original legal text. Not legal advice."}