Given below is the block diagram of gas chromatography. Identify the unmarked component.
A. Pumping system
B. Pressure regulator
C. Flow regulator
D. Sample injection system
Answer:D
Given below is the block diagram of gas chromatography. Identify the unmarked component.
A. Pumping system B. Pressure regulator C. Flow regulator D. Sample injection system
Explanation: The unmarked component is syringe. Hence, the answer is sample injection system. It is for the introduction of sample into the flowing gas stream.