Pollutants / Bisphenol A: Bisphenol A (BPA) is well known toxicant whose estrogenic activity has been known for a long time. BPA interferes with the normal function of endocrine system, recently was found that it has a negative effect on in vivo fertility on animals, it can probably have a similar effect on the increase of human infertility. ELISA-VIDTEST Bisphenol A kits are intended for detection of bisphenol A in environmental samples.