Sigachi Industries QA Chemist Interview Questions and Answers

Calibration process for UV and HPLC instruments involves setting up reference standards, adjusting parameters, and verifying accuracy.

• Prepare reference standards for UV and HPLC analysis

• Adjust wavelength, detector sensitivity, and flow rate for UV instrument

• Run standard solutions to verify accuracy and make necessary adjustments

• Perform system suitability tests to ensure instrument performance meets requirements

Reverse phase chromatography uses a non-polar stationary phase and a polar mobile phase, while normal phase chromatography uses a polar stationary phase and a non-polar mobile phase.

• Reverse phase chromatography is more commonly used in analytical chemistry for separating non-polar compounds, while normal phase chromatography is used for polar compounds.

• In reverse phase chromatography, the more non-polar compounds elute...read more

I am a dedicated and detail-oriented Production Chemist with a strong background in chemical processes and quality control.

• Bachelor's degree in Chemistry

• Experience in conducting experiments and analyzing data

• Proficient in operating laboratory equipment

• Strong attention to detail and accuracy

• Knowledge of safety protocols and regulations

• Excellent communication and teamwork skills

My salary expectations are in line with industry standards and commensurate with my experience and qualifications.

• Research industry standards for Production Chemist salaries

• Consider my level of experience and qualifications

• Be prepared to negotiate based on job responsibilities and benefits package