Thermionic emission detector used in gas chromatography is most sensitive to which of the following elements?
A. Nitrogen
B. Phosphorous
C. Halogen
D. Carbon
Answer:B
Thermionic emission detector used in gas chromatography is most sensitive to which of the following elements?
A. Nitrogen B. Phosphorous C. Halogen D. Carbon
Explanation: Thermionic emission detector used in gas chromatography is most sensitive to phosphorous. It is 500 times more sensitive to phosphorous than Flame ionization detector.