Carbonized Aramid Fiber as the Adsorbent for In-Tube Solid-Phase Microextraction to Detect Estrogens in Water Samples

Figure 1

Chemical structures of natural and synthetic estrogens used in this study. (a) Bisphenol A. (b) Diethylstilbestrol. (c) Hexestrol. (d) Ethinyl estradiol. (e) Estrone.

(a)

(b)

(c)

(d)

(e)