Laboratory manual of Physical Pharmaceutics I

Experiement 1. To determine the solubility of inorganic salt at room temperature.

Experiement 2. To determine the surface tension of a give liquid using stalagmometer by drop count method

Experiement 3. To determine the surface tension of given liquid by drop weight method

Experiement 4. To determine the partition co-efficient of iodine in distilled water and carbon tetra chloride

Experiement 5. To determine partition coefficient of benzoic acid between benzene and water system

Experiement 6. To determine the critical micellar concentration of a surfactant (sodium lauryl sulphate) by surface tension

measurement.

Experiement 7. To determine the dissociation constant Pka of a weak acid (salicylic acid) by Henderson hassel-balch equation.

Experiement 8. To determine the viscosity of given unknown liquid

Experiement 9. To determine the percentage adsorption of oxalic acid by charcoal method

Experiement 10. To determine the critical solution temperature of phenol -water system