Pharmaceutical Chemist Interview Questions and Answers

A pH meter is a scientific instrument used to measure the acidity or alkalinity of a solution.

• A pH meter consists of a probe that is inserted into the solution being tested.

• The probe contains a glass electrode that measures the voltage difference between the solution and a reference electrode.

• The voltage difference is converted into a pH value using a calibration curve.

• pH meters are commonly used in pharmaceutical chemistry to measure the pH of drug formulations and to ensure...read more

Line clearance of packing stage involves ensuring that the packaging area is free from any previous product residues or materials before starting a new packaging operation.

• Perform a visual inspection of the packaging area to ensure cleanliness

• Verify that all equipment and tools are clean and free from any residues

• Check that all necessary materials for the new packaging operation are available and correct

• Document the line clearance process to ensure traceability and compliance...read more

Sampling process of granulation involves taking representative samples at various stages to ensure quality and consistency.

• Sampling should be done at different stages of the granulation process, such as before and after blending, during compression, and after coating.

• Samples should be taken from multiple locations within the batch to account for potential variations.

• Proper sampling techniques should be used to avoid contamination and ensure accuracy of results.

• Samples should ...read more