ACTIVE TRIHYDRATE DERIVED HIGH PORE VOLUME, HIGH SURFACE AREA ALUMINUM OXIDE COMPOSITES AND METHODS OF THEIR PREPARATION

摘要

A process for recovering virus from allantoic fluid of virus-infected chick embryos, comprising the steps of: (a) adding one or more salts to the allantoic fluid to generate a total salt concentration therein of about 0.5 M or greater; and (b) recovering virus from the resulting fluid and debris.