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QUALITY CONTROL TESTS FOR GELS

Homogeneity and Surface Morphology: -  The homogeneity of gel formulations is usually assessed by visual inspection and the surface morphology by using scanning electron microscopy. Generally, the swollen gel is allowed to freeze in...

QUALITY CONTROL OF PACKAGING MATERIALS 1

INTRODUCTION:- In pharmaceutical industry it is vital that package selected preserve the integrity of product. The selection of package begins with determination of products physical & chemical characteristics. Quality control of a packaging component...

IN PROCESS QUALITY CONTROL OF INJECTABLES

ENVIRONMENTAL CONTROL:- Traffic control: A carefully designed arrangement to control and minimize the traffic. Personnel should be permitted to enter aseptic areas only after following rigidly prescribed procedures. Surface disinfection Personnel: must be inherently...

WATER FOR PHARMACEUTICAL PURPOSES

WATER FOR PHARMACEUTICAL PURPOSES INTRODUCTION:- Water is one of the major commodities used by pharmaceutical industry.  It may be present as an excipient, or used for reconstitution of products, during synthesis, during production of finished...

QC TESTS FOR OINTMENTS AND CREAMS

OINTMENTS:- Ointments are homogeneous, semi-solid preparations intended for external application to the skin or mucous membranes. They are used as emollients or for the application of active ingredients to the skin for protective, therapeutic,...

IN-PROCESS CONTROL OF LIQUID ORALS

These are of two types:- Monophasic liquids. Ex:- Solutions, Syrups, Elixirs, etc. Biphasic liquids. Ex:- Emulsions, Suspensions.   MONOPHASIC LIQUIDS:- CLEAN AND PURIFIED VEHICLE (WATER):- Quality control technicians test the water frequently to ensure...

IN-PROCESS CONTROL OF CAPSULES

RAW MATERIALS:- The gelatin of the capsule shells should be assayed for various physical properties like bloom strength, viscosity , etc. MOISTURE PERMEATION TEST:- The degree & rate of moisture penetration is determined...

BIOCHEMICAL OXYGEN DEMAND (BOD)

GENERAL:- In the presence of free oxygen, aerobic bacteria use the organic matter found in wastewater as “food”.  The BOD test is an estimate of the “food” available in the sample.  The more “food”...

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