Course Content
colloidal dispersions
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Introduction to dispersed systems , Classification and general properties size & shapes of colloidal particles
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classification of colloids
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Optical properties of colloids
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Kinetic Properties of colloids
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electrical properties of colloids
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Effect of electrolytes, coacervation, peptization& protective action
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Pharmaceutical Application of colloids
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UNITWISE IMP QUESTIONS PPII
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Rheology
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Rheology Introduction Newtons law Non Newtonian systems
00:00
pseudoplastic, dilatant
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thixotropy, thixotropy in formulation
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, determination of viscosity, capillary, falling SpheRE
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ROTATIONAL VISCOMETERS
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ROTATIONAL VISCOMETERS
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Deformation of solids: Plastic and elastic deformation,
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Heckel equation,
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Stress, Strain, Elastic Modulus
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ANTI THIXOTROPHY,RHEOPEXY
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Coarse dispersion
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Coarse dispersion: Suspension, interfacial properties of suspended particles,
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settling in suspensions,
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formulation of flocculated and deflocculated suspensions.
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formulation of flocculated and deflocculated suspensions.
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Emulsions and theories of emulsification,
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theories of emulsification,microemulsion
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HLB MULTIPLE EMULSION
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Stability of emulsions,
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Stability of emulsions,
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preservation of emulsions, rheological properties of emulsions
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Micromeretics
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Micromeretics: Particle size and distribution, mean particle size,
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number and weight distribution, particle number
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methods for determining particle size by different methods
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methods for determining particle size by different methods
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counting and separation method, particle shape, specific surface
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methods for determining surface area, ADSORPTION
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methods for determining surface area, AIR PERMEABILITY
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derived properties of powders,
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porosity, packing arrangement,
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densities, bulkiness & flow properties
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Drug stabilitY
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Drug stability: Reaction kinetics: zero, pseudo-zero
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first & second order, units of basic rate constants
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determination of reaction order
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: temperature
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solvent
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ionic strength, dielectric constant
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specific & general acid base catalysis,
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Lesson8:Simple numerical problems.,Accelerated stability testing in expiration dating of pharmaceutical dosage forms.
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Lesson9:Stabilization of medicinal agents against common reactions like hydrolysis
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Lesson10:oxidation,Photolytic degradation and its prevention
00:00
BP 403 T. PHYSICAL PHARMACEUTICS-II (Theory)-45Hours
Exercise Files
class 46 hydrolysis,oxidation.pdf
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