Which of the following methods, is the widely used method for trace gas analysis?
A. Galvanic methods
B. Conductometric method
C. Polarographic cells
D. Thermal conductivity method
Answer:B
Which of the following methods, is the widely used method for trace gas analysis?
A. Galvanic methods B. Conductometric method C. Polarographic cells D. Thermal conductivity method
Explanation: Conductometric method is the widely used method for trace gas analysis. This method is very convenient.