ABSTRACT Lyophilization is a process which extracts the Water from foods and other products so that the foods or products remain stable and are easier to store at room temperature (ambient temperature). It includes the recent advances in instrumentation and lyophilization process. A traditional lyophilizer consists of a vacuum chamber that contains product shelves capable of cooling and heating containers and their contents. A modern lyophilizer consist of Separated drying chamber and ice conde.
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