Which of the following detectors has a non-volatile bead of rubidium silicate placed above the flame tip?
A. Argon ionisation detector
B. Thermionic emission detector
C. Flame ionization detector
D. Electron capture detector
Answer:B
Which of the following detectors has a non-volatile bead of rubidium silicate placed above the flame tip?
A. Argon ionisation detector B. Thermionic emission detector C. Flame ionization detector D. Electron capture detector
Explanation: Thermionic emission detector has a non-volatile bead of rubidium silicate placed above the flame tip. It is maintained at about 180V with respect to the collector.