Chemistry · Analytical Techniques
Which analytical technique is standardly used to monitor trace Carbon Monoxide (CO) levels up to 10 ppm in automobile exhaust gases?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Flame Photometry
- 2UV-Visible Spectroscopy
- 3Gas Chromatography with FID
- 4Non-Dispersive Infrared (NDIR) Spectroscopy✓
Correct answer
Non-Dispersive Infrared (NDIR) Spectroscopy
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