Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
(a) Total flow of H2O and acetonitrile (ACN) from mobile phase A (H2O) and mobile phase B (acetonitrile/H2O 95:5) and post-column addition of D2O (100 µL/min). (b) Ratio of D2O/(D2O+H2O) when co-infusing D2O (100 µL/min) during the HILIC method (400 µL/min).
