Figure 3.
HPLC-MS/MS chromatograms of terbutaline (m/z 226–152, 226–107, and 226–125 [M+H]+) and d9-terbutaline as internal standard (m/z 235–153 [M+H]+) in a control sample (500 ng/ml) compared to blank urine.
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.