Biochemistry Which of the following is true about HPLC and gas chromatography? A In Gas Chromatography, the stationary phase is always solid B In HPLC, the stationary phase is solid C In HPLC, the mobile phase is a liquid or solid D In Gas chromatography, the mobile phase is always gas 💡 Explanation Which of the following is true about HPLC and gas chromatography? ✓ Correct Answer: D. In Gas chromatography, the mobile phase is always gas