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

Table 1

Comparison of enrichment capacity of aramid fiber and aramid fibers carbonized at different temperatures.

Analytes	Peak areas ()
	Pristine aramid fiber	Aramid fiber carbonized at	Aramid fiber carbonized at	Aramid fiber carbonized at	Aramid fiber carbonized at
Bisphenol A	168	603	361	448	226
Ethynyl estradiol	626	1696	1627	680	312
Diethylstilbestrol	1001	2643	2781	1712	1041
Hexestrol	916	936	605	219	119
Estrone	1092	1542	1156	351	164