{"data":{"id":"us/21-cfr-660.31","jurisdiction":"us","citation":"21 CFR 660.31","heading":"Eligibility of donor.","body":"Donors of peripheral blood for Reagent Red Blood Cells must meet all the criteria for donor eligibility under §§ 630.10 and 630.15 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 660—ADDITIONAL STANDARDS FOR DIAGNOSTIC SUBSTANCES FOR LABORATORY TESTS","Subpart D—Reagent 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":"9299b613ded407d3c621cc257ae46fdceb23403425f07a834bf8bb979822aa4d","source_id":"us-cfr","stale":true,"prev":"us/21-cfr-660.30","next":"us/21-cfr-660.32"},"notice":"GroundRules: Original legal text. Not legal advice."}