Research Article

One-Step 18F-Labeling of Estradiol Derivative for PET Imaging of Breast Cancer

Table 2

The gradient elution condition of analytical HPLC.

Time (min)Flow% A% B

0.011.0080.020.0
3.001.0080.020.0
25.001.0030.070.0
30.001.0080.020.0