How can I perform 1H NMR analyses in D2O at different pH values?

According to the literature, the pH values were adjusted by DCl or NaOD. How can I get a required pH, using a pH meter or not? If so, as we know, 0.5 mL of D2O is enough for the 1H NMR...

01 January 2015 9,615 6 View