{"data":{"id":"us/21-cfr-640.67","jurisdiction":"us","citation":"21 CFR 640.67","heading":"Laboratory tests.","body":"Each unit of Source Plasma shall be tested for evidence of infection due to relevant transfusion-transmitted infections as required under § 610.40 of this chapter.","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 G—Source Plasma"],"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":"494546a92364735a18a8376a66d65316a788793e83302dffc4ad0a5f2f3ca59d","source_id":"us-cfr","stale":true,"prev":"us/21-cfr-640.66","next":"us/21-cfr-640.68"},"notice":"GroundRules: Original legal text. Not legal advice."}