[Code of Federal Regulations]
[Title 21, Volume 7]
[Revised as of April 1, 2005]
From the U.S. Government Printing Office via GPO Access
[CITE: 21CFR640.52]

[Page 100]
 
                        TITLE 21--FOOD AND DRUGS
 
CHAPTER I--FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN 
                          SERVICES (CONTINUED)
 
PART 640_ADDITIONAL STANDARDS FOR HUMAN BLOOD AND BLOOD PRODUCTS
--Table of Contents
 
                        Subpart F_Cryoprecipitate
 
Sec. 640.52  Collection of source material.

    (a) Whole blood used as a source of Cryoprecipitated AHF shall be 
collected as prescribed in Sec. 640.4. Whole blood from which both 
Platelets and Cryoprecipitated AHF is derived shall be maintained as 
required under Sec. 640.24 until the platelets are removed.
    (b) If plasmapheresis is used, the procedure for collection shall be 
as prescribed in Sec. Sec. 640.62, 640.64 (except that paragraph (c)(3) 
of that section shall not apply), and 640.65.

[42 FR 21774, Apr. 29, 1977, as amended by 50 FR 4139, Jan. 29, 1985; 64 
FR 45373, Aug. 19, 1999]