[Code of Federal Regulations] [Title 21, Volume 7] [Revised as of April 1, 2001] From the U.S. Government Printing Office via GPO Access [CITE: 21CFR660.31] [Page 114] TITLE 21--FOOD AND DRUGS DEPARTMENT OF HEALTH AND HUMAN SERVICES--(Continued) PART 660--ADDITIONAL STANDARDS FOR DIAGNOSTIC SUBSTANCES FOR LABORATORY TESTS--Table of Contents Subpart D--Reagent Red Blood Cells Sec. 660.31 Suitability of the donor. Donors of peripheral blood for Reagent Red Blood Cells shall meet the criteria for donor suitability under Sec. 640.3 of this chapter, except that paragraphs (b)(5) and (6), (d), and (e) of Sec. 640.3 shall not apply.