From: Determination of stanozolol and 3′-hydroxystanozolol in rat hair, urine and serum using liquid chromatography tandem mass spectrometry
LC run time (minutes)
Solvent A Water (0.001% formic acid)
Solvent B Acetonitrile: methanol (50:50)
0
60
40
1
2
15
85
5
100
6
7