Skip to main content
. 2007 Jul 20;115(10):1448–1453. doi: 10.1289/ehp.9932

Table 1.

Gradient elution for three solvent systems for HPLC.

Solvent system (%)
Time (min) Flow (mL/min) A B C
0.00 0.3 60 25 15
5.00 0.3 50 25 25
6.00 0.3 30 25 45
15.00 0.3 30 25 45
16.00 0.3 60 25 15
20.00 0.3 60 25 15