Use Figure 25-33 for the following questions: a. What pHpH would be best for the separation of

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Use Figure 25-33 for the following questions:
a. What pHpH would be best for the separation of benzoic acid, 4-4-nitrophenol, and 3-3-methylbenzoic acid?
b. What pHpH would be best for the separation of benzoic acid, 3-3-methylbenzoic acid, and 4-4-methylaniline?
c. What pHpH would be best for separation of 4-4-nitrophenol, 4-4-methylaniline, and codeine on a typical C18-silica  C18-silica column?

Figure 25-33

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Quantitative Chemical Analysis

ISBN: 9781319164300

10th Edition

Authors: Daniel C. Harris, Charles A. Lucy

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