Which of the following columns are not used in liquid or high performance liquid chromatography?
A. Analytical column
B. Separation column
C. Guard column
D. Capillary column
Answer:D
Which of the following columns are not used in liquid or high performance liquid chromatography?
A. Analytical column B. Separation column C. Guard column D. Capillary column
Explanation: Capillary column is used in gas chromatography. Analytical column is also known as separation column.