Bisphenol A is a diphenylmethane derivative with two hydroxyphenyl groups. Bisphenol A (BPA) is a colorless solid that is used in the synthesis of commercial plastics, including polycarbonates and epoxy resins, which are incorporated into a wide variety of consumer goods. Ingested BPA may exhibit estrogenic effects. Exposure to BPA may increase the risk of certain cancers. 4,4'-isopropylidenediphenol appears as white to light brown flakes or powder. Has a weak medicine odor. Sinks in water. (USCG, 1999)

Bisphenol A is one of the most widely used industrial compounds in the world. It is mainly used in the production of various polymer materials such as polycarbonate, epoxy resin, polysulfone resin, polyphenylene ether resin and unsaturated polyester resin.It can also be used in the manufacture of fine chemical products including plasticizers, flame retardants, antioxidants, heat stabilizers, rubber antioxidants, pesticides and coatings.