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.
1H (1000.4 MHz) MAS spectra of leucopterin hemihydrate (above) and anhydrate (below), acquired at room temperature at a spinning speed of 100 kHz. H3h and H2Oh, in the anhydrate spectrum, refer to H3 and H2O signals originating from the amount of partially hydrated leucopterin.
