From: Determination of the extremolyte ectoine in plasma and a pharmacokinetic study in rats by a validated and BAGI-evaluated UPLC-MS/MS method
Time (min)
0.05% formic acid (A)
Acetonitrile (B)
0.0
55
45
0.5
65
35
2.5
75
25
6.5
7.0
8.5