MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
| 1. |
For which of the following the non-dispersive infra-red (NDIR) analyzer is used to measure? |
| A. | CO<sub>2</sub> |
| B. | CO |
| C. | HC |
| D. | NO<sub>x</sub> |
| Answer» C. HC | |