Figure 12.
Calibration curves of the membrane electrodes containing the crown ether (R,R)-1 (A) or (R,R)-2 (B) as an ionophore with the hydrochloride salt of racemic NEA (21).
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.