Method for stabilizing blood plasma components in a lyophilizate using carbon dioxide and phosphoric acid
First Claim
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1. In a process of freeze-drying blood plasma components to form a lyophilizate, the improvement wherein, prior to freeze-drying, combining at least different pH-lowering substances carbon dioxide and phosphoric acid with the blood plasma components in aqueous solution, thereby effecting a predetermined pH value range in a reconstituted solution of the components.
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Abstract
Process for the stabilization of blood plasma components in a lyophilizate, wherein
- in a freeze-drying process, said blood plasma components were in a solution containing at least two different pH-lowering substances causing a predetermined pH value range to be adjusted in the solution formed upon reconstitution.
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15 Claims
- 1. In a process of freeze-drying blood plasma components to form a lyophilizate, the improvement wherein, prior to freeze-drying, combining at least different pH-lowering substances carbon dioxide and phosphoric acid with the blood plasma components in aqueous solution, thereby effecting a predetermined pH value range in a reconstituted solution of the components.
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