Which of the following is the disadvantage of nitrogen, which can be used as carrier gas in gas chromatography?
A. Dangerous to use
B. Expensive
C. Reduced sensitivity
D. High density
Answer:C
Which of the following is the disadvantage of nitrogen, which can be used as carrier gas in gas chromatography?
A. Dangerous to use B. Expensive C. Reduced sensitivity D. High density
Explanation: Nitrogen has reduced sensitivity. It is still one of the commonly used carrier gas in gas chromatography.