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【Daily Question】Chemical Analysis Version 2021.2.2

2021-02-02View Original

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This post was last edited by zjp on 2021-2-2 08:14. Multiple-choice question: Identify which of the following parameter changes will cause an increase in the relative retention value. 2 A. Increase in column length B. Increase in the ratio of mobile phase to stationary phase C. Decrease in column temperature D. Decrease in the flow rate of the mobile phase. High-performance liquid chromatography and infrared spectroscopy. Answer: C

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