[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: 21CFR640.55]

[Page 94]
 
                        TITLE 21--FOOD AND DRUGS
 
          DEPARTMENT OF HEALTH AND HUMAN SERVICES--(Continued)
 
PART 640--ADDITIONAL STANDARDS FOR HUMAN BLOOD AND BLOOD PRODUCTS--Table of Contents
 
                       Subpart F--Cryoprecipitate
 
Sec. 640.55  U.S. Standard preparation.

    A U.S. Standard Antihemophilic Factor (Factor VIII) preparation may 
be obtained from the Center for Biologics Evaluation and Research, Food 
and Drug Administration, for use in the preparation of a working 
reference to be employed in a quality control potency test of 
Cryoprecipitated AHF.

[42 FR 21774, Apr. 29, 1977, as amended at 49 FR 23834, June 8, 1984; 50 
FR 4140, Jan. 29, 1985; 55 FR 11013, Mar. 26, 1990]