Ethinylestradiol, is a derivative of 17β-estradiol (E2), the major endogenous estrogen in humans and animals. Ethinylestradiol is released into the environment as a xenoestrogen from the urine.
Urine
Compound |
% Cross - Reactivity
|
LOD |
Ethinylestradiol |
100 |
1ppb |
Ethinylestradiol-3-glucuronide |
49 |