MCQOPTIONS
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MCQOPTIONS
| 1. |
Are these statements about the TFA (trifluoroacetic acid) in HPLC true?Statement 1: It is commonly used as mobile phase additive.Statement 2: It reduces the LC/MS signal. |
| A. | True, False |
| B. | True, True |
| C. | False, True |
| D. | in HPLC true?Statement 1: It is commonly used as mobile phase additive.Statement 2: It reduces the LC/MS signal.a) True, Falseb) True, Truec) False, Trued) False, False |
| Answer» C. False, True | |