MCQOPTIONS
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| 1. |
Non-dispersive infrared analyzer depends on the characteristic absorption of the CO molecule at a wavelength of __________ |
| A. | 5.4 µm |
| B. | 4.6 µm |
| C. | 8.9 µm |
| D. | 10.8 µm |
| Answer» C. 8.9 µm | |