Which of the following is not used in DO measurement?
A. Polarographic electrode
B. Tubing method
C. Tachometers
D. Galvanic electrodeid5fdbe7215bfc7″
Answer:C
Which of the following is not used in DO measurement?
A. Polarographic electrode B. Tubing method C. Tachometers D. Galvanic electrodeid5fdbe7215bfc7″