Pharmaceutical Chemistry

Limit test for Chlorides | pharmaceutical Chemistry

Limit test for Chloride Pharmaceutical chemistry bpharmacy dpharmacy

Quality control of Drugs and pharmaceuticals “Limit test is defined as a quantitative or semi-quantitative test designed to identify and control small quantities of impurity which is likely to be present in the substance. The limit test is generally carried out to determine the inorganic impurities present in the compound”. In short, a limit test …

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ACID, BASE AND BUFFER: PHARMACEUTICAL CHEMISTRY

ACID & BASES Theories of Acid and Base Three important theories are 1.  Arrhenius theory 2.  Lowry and Bronsted theory 3.  Lewis theory 1.  Arrhenius Theory (Dissociation concept) i.    Acid is a substance, dissociates to give hydrogen ions (H+) in water. eg: HCl ii.   Base is substance, dissociates to give hydroxide ions (OH-) in water. …

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