MCQOPTIONS
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MCQOPTIONS
| 1. |
Which of the following is used as detector in improved infrared analyzer used for gas analysis? |
| A. | PbSe |
| B. | MgCl<sub>2</sub> |
| C. | ZnCl |
| D. | CuCl<sub>2</sub> |
| Answer» B. MgCl<sub>2</sub> | |