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?

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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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