The Trump administration is reversing a previous decision to limit four harmful chemicals in water, and is pushing back a ...

monitoring wells and off-base locations where higher-than-recommended levels of perfluorooctane sulfonate or perfluorooctanoic acid, also known as PFOS and PFOAs have been reported. The compounds ...

The main goal of this research, is to develop toxicity reference values (TRVs) and bioconcentration factors (BCFs) for perfluorooctanoic acid (PFOA), perfluorooctane sulfonate (PFOS), 6:2 ...

Quinete’s team found 21 types of PFAS, including two banned substances, perfluorooctane sulfonate (PFOS) and perfluorooctanoic acid (PFOA). The most frequently identified type, found in 74% of ...

PFAS, or perfluoroalkyl substances, are part of a group of chemicals that include perfluorooctanoic acid (PFOA) and perfluorooctane sulfonate (PFOS). They are known as “forever chemicals ...

and Energy triggered an investigation after testing at the plant showed elevated levels of perfluorooctane sulfonate — commonly known as PFOS, one of the most common forms of PFAS. Investigators ...

Perfluorooctane sulfonate (PFOS) and perfluorooctanoic (PFOA) acid are persistent contaminants which can be found in environmental and biological samples. A new and fast analytical method is described ...

There, for 25 years, the American factory 3M manufactured perfluorooctane sulfonate (PFOS), one of the oldest of substances that is highly toxic to health and the environment. In Europe ...