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Moisture content and mechanism of drying, rate of drying and time of drying calculations. Classification of types of dryers, dryers used in pharmaceutical industries and special drying methods. Drying is defined as the removal of liquid from a solid by thermal method. Purpose of drying in pharmaceutical industries.
Distillation may be defined as the separation of the constituents of a mixture including a liquid by partial vaporization of the mixture and separate and collect the vapor. One liquid from non-volatile impurities.
Principles of centrifugation, industrial centrifugal filters and centrifugal sedimenters. APPLICATIONS OF CENTRIFUGATION IN PHARMACEUTICAL INDUSTRIES. 1 Production of bulk drugs. After crystallization the drugs are separated from the mother liquor by centrifugation. For example traces of mother liquor is separated from aspirin crystals by centrifugation method. 2 Production of biological products. 3 Evaluation of suspensions and emulsions. 4 Determination of molecular weight of colloids.
Classification, principles underlying the design and operation of Swenson-Walker, Krystal, Vacuum and growth type of crystallisers. Study of different operation variables in the vacuum and growth type crystallizers. Describe the design and operation of Krystal crystalliser. What are the different types of nucleation. How are nucleation rates predicted? Crysta.
English Essay on Compulsory Military Training in College. Tuesday, August 18, 2015. Saturday, August 15, 2015. English Essay on Technical Education. Wednesday, August 12, 2015. English Essay on Adult Literacy. Wednesday, August 12, 2015. English Essay on Knowledge of English. This language also gives the key to the lates.