Which of the following method is adopted for the measurement of NO in air?

Which of the following method is adopted for the measurement of NO in air?

Q. Which of the following method is adopted for the measurement of NO in air?

  1. Chemiluminescence’s
  2. Beta attenuation
  3. Non-Dispersive Infra Red Spectroscopy
  4. Gravimetric

Answer: Chemiluminescence’s

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