Bisphenol A (BPA): Dzina lake lasayansi ndi 2,2-bis(4-hydroxyphenyl)propane. Ndi kristalo woyera ngati singano wokhala ndi kutentha kwa 155–156 °C. Ndi chinthu chofunikira kwambiri popanga ma epoxy resins, polysulfones, polycarbonates, ndi zinthu zina. Ikhoza kukonzedwa ndi condensation reaction ya phenol ndi acetone pansi pa ntchito ya catalyst.

Bisphenol A imakwaniritsa bwino mgwirizano pakati pa mtengo ndi magwiridwe antchito - chisankho chabwino kwambiri kuti mtengo wake ukhale wotsika kwambiri. Ngati mukufuna kugula mankhwala odalirika, chonde yang'anani Shandong Pulisi Chemical Co., Ltd., yomwe imayang'ana kwambiri pa "mankhwala abwino" ndipo yakhala ikugwira ntchito kwa zaka 20.