Rapid vacuum freeze-drying of meat
β Scribed by C. Brynko; W. R. Smithies
- Publisher
- John Wiley and Sons
- Year
- 1958
- Tongue
- English
- Weight
- 695 KB
- Volume
- 9
- Category
- Article
- ISSN
- 0022-5142
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π SIMILAR VOLUMES
A method of freezing during freeze-drying, which avoids undercooling of a solution and allows growth of large, dendritic ice crystals, was investigated. Aqueous solutions of mannitol, sucrose, or glycine were placed under a chamber vacuum of approximately 1 mbar at a shelf temperature of 108C. Under
Seldom has any new use of refrigeration become so important so quickly as the one now being applied to the making of penicillin. This drug must be moisture-free or it won't keep. Sumcient heat to drive off the water cannot be used as this would kill the life of the penicillin. (The finished product