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.
The concentration of each substance tested was 6.25 pmol. The ion transition of the derived methylglyoxal, glyoxal, 3-deoxy-D-glucosone and 2,3-butanedione was m/z 145→117, m/z 131→103, m/z 235→156, and m/z 159→117, respectively.
