MCQOPTIONS
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| 1. |
Which of the following is not true about using gas chromatography for measuring pollutants in air? |
| A. | Pollutants react rapidly in the column |
| B. | Pollutants may not be detected by the detectors |
| C. | Special column and support materials are required |
| D. | Pollutants may elude rapidly from the column |
| Answer» E. | |