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The bisphenols (pronounced /ˈbɪs.fᵻ.nɒl/) are a group of chemical compounds with two hydroxyphenyl functionalities. Most of them are based on diphenylmethane. The exceptions are bisphenol S, P, and M. "Bisphenol" is a common name; the letter following refers to one of the reactants. Bisphenol A is the most popular representative of this group, often simply called "bisphenol."
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Bisphenol A diglycidyl ether (BADGE) is another bisphenol derivative, along with EPI-001.
Health effects
Bisphenols A (BPA) and S (BPS) are endocrine disruptors. Due to its high production volumes BPA has been characterised as a "pseudo-persistent" chemical, leading to its spreading and potential accumulation in a variety of environmental matrices.
Prevention measures
These products tend to release from the material when heated; as a precaution, it is recommended for the consumer: