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Table 1 Chromatograms of stanozolol and 3 -hydroxystanozolol extracted from (a) hair, (b) urine and (c) serum at LLOQ concentration levels

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

60

40

2

15

85

5

0

100

6

0

100

7

60

40

15

60

40