【Daily Question】Chemical Analysis Edition 2021.1.31

2021-01-31View Original

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This post was last edited by zjp on 2021-1-31 08:00. Multiple-choice question: Among the following gas chromatography operating conditions, which one is correct? () A. The thermal conductivity of the carrier gas should be as close as possible to that of the component being measured ； B. Under the premise that the most difficult-to-separate substances can be separated effectively, use a lower column temperature as much as possible ； C. The higher the vaporization temperature, the better ； D. The temperature of the detection chamber should be lower than that of the column. Answer: B

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【Daily Question】Chemical Analysis Edition 2021.1.31

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