Executive Chemist Interview Questions and Answers

I use a variety of instruments in my work as an Executive Chemist, and each instrument requires regular calibration to ensure accurate results.

• Some of the instruments I use include gas chromatographs, mass spectrometers, infrared spectrometers, and atomic absorption spectrometers.

• Calibration is the process of adjusting and verifying the accuracy of an instrument by comparing its measurements to known standards.

• It involves adjusting various parameters such as sensitivity, line...read more

Installation and troubleshooting of GC and HPLC instruments require technical expertise and attention to detail.

• Proper installation of GC and HPLC instruments is crucial for accurate and reliable results.

• Installation should be done in a clean and stable environment to avoid interference and errors.

• Troubleshooting requires knowledge of the instrument's components and software, as well as common issues and their solutions.

• Regular maintenance and calibration are necessary to ens...read more

All tests are performed to ensure quality and safety of the product.

• To ensure that the product meets the required standards and specifications

• To identify any potential hazards or risks associated with the product

• To ensure that the product is safe for use and consumption

• To comply with regulatory requirements and guidelines

• To maintain consistency and reliability of the product

• Examples: purity tests, stability tests, potency tests, microbiological tests

Formulation process flow involves selecting ingredients, mixing, testing, and adjusting to achieve desired properties.

• Select ingredients based on desired properties and compatibility

• Mix ingredients in appropriate order and method

• Test formulation for desired properties and adjust as necessary

• Document formulation process and results

• Repeat process for future batches