Common Interview and Viva Questions

Explain the principle of cavitation in ultrasound-assisted extraction.Why is carbon dioxide the preferred fluid for supercritical fluid extraction?Justify...

• Explain the principle of cavitation in ultrasound-assisted extraction.
• Why is carbon dioxide the preferred fluid for supercritical fluid extraction?
• Justify the elution order used in sequential polarity-graded extraction.
• Differentiate ICH Q3C Class 1, Class 2, and Class 3 solvents with one example each.
• What is Process Mass Intensity and why is it reported in green extraction studies?
• Describe how a marker compound is selected and isolated for a new herbal extract.