{"data":{"id":"us/21-cfr-640.14","jurisdiction":"us","citation":"21 CFR 640.14","heading":"Testing the blood.","body":"Blood from which Red Blood Cells are prepared shall be tested as prescribed in § 610.40 of this chapter and § 640.5 (b) and (c).","path":["Title 21—Food and Drugs","CHAPTER I—FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES","SUBCHAPTER F—BIOLOGICS","PART 640—ADDITIONAL STANDARDS FOR HUMAN BLOOD AND BLOOD PRODUCTS","Subpart B—Red Blood Cells"],"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":"d8ba86f138cb6e574516ebbb6db9ba741062908fb086df2a55c871bfffd53ca7","source_id":"us-cfr","stale":true,"prev":"us/21-cfr-640.13","next":"us/21-cfr-640.15"},"notice":"GroundRules: Original legal text. Not legal advice."}