View all text of Subpart A [§ 640.1 - § 640.6]
§ 640.6 - Modifications of Whole Blood.
Upon approval by the Director, Center for Biologics Evaluation and Research, of a supplement to the biologics license application for Whole Blood a manufacturer may prepare Whole Blood from which the antihemophilic factor has been removed, provided the Whole Blood meets the applicable requirements of this subchapter and the following conditions are met:
(a) The antihemophilic factor shall be removed in accordance with paragraphs (a), (b), and (c) of § 640.52.
(b) Although the closed system between the red blood cells and plasma shall be maintained, the red blood cells shall be maintained between 1 and 6 °C at all times, including that time when the plasma is being frozen for removal of the antihemophilic factor.