For the adsorption treatment of benzene in exhaust gases, it is necessary to measure the LEL of benzene. Should a FID or a PID be used? What is the difference between the two?

2023-02-16View Original

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For the adsorption treatment of benzene in exhaust gases, it is necessary to measure the LEL of benzene. Should a FID or a PID be used? What is the difference between the two? How should one choose a meter?

Reply #22023-07-29

FID, ah – FID has the best response to benzene, and it can be used as a calibration gas. I have a minor question: is it still necessary to measure the LEL when using adsorption?

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For the adsorption treatment of benzene in exhaust gases, it is necessary to measure the LEL of benzene. Should a FID or a PID be used? What is the difference between the two?

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