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2. EPA sets new clean drinking water standards for PFAS ... - AOL

   www.aol.com/epa-sets-clean-drinking-water...

   In Michigan, environmental officials have taken steps to address PFAS contamination, including implementing clean drinking water standards that were some of the toughest in the nation when they ...

3. Here’s what you can do about PFAS in your drinking water - AOL

   www.aol.com/pfas-drinking-water-203151585.html

   Finally, some good news! Depending on the type of water filter you’re using, yes, you can remove PFAS from your drinking water. “To remove a specific contaminant like PFAS from drinking water ...

4. EPA: New standards will reduce PFAS toxin in drinking water ...

   www.aol.com/news/epa-standards-reduce-pfas-toxin...

   The EPA standard for PFAS in drinking water is now 4 parts per trillion, down from 70 ppt. Health and environmental advocates have sought such a standard for decades in the face of stiff industry ...

5. Perfluorohexanesulfonic acid - Wikipedia

   en.wikipedia.org/wiki/Perfluorohexanesulfonic_acid

   For example, Minnesota recommends a guidance value of 0.027 μg/L for PFHxS, and Michigan has a screening level of 0.084 μg/L for PFHxS. In 2020, Michigan adopted drinking water standards for 5 previously unregulated PFASs including PFHxS, which has a maximum contaminant level (MCL) of 51 parts per trillion (ppt) or 0.051 μg/L.

6. Perfluorobutanesulfonic acid - Wikipedia

   en.wikipedia.org/wiki/Perfluorobutanesulfonic_acid

   Perfluorobutanesulfonic acid ( PFBS) is a PFAS chemical compound having a four-carbon fluorocarbon chain and a sulfonic acid functional group. It is stable and unreactive because of the strength of carbon–fluorine bonds. It can occur in the form of a colorless liquid or a corrosive solid. [1] Its conjugate base is perfluorobutanesulfonate ...

7. Per- and polyfluoroalkyl substances - Wikipedia

   en.wikipedia.org/wiki/Per-_and_polyfluoroalkyl...

   The Michigan Department of Environment, Great Lakes, and Energy introduced some of the strictest drinking water standards in the country for PFAS, setting maximum contaminant levels (MCLs) for PFOA and PFOS to 8 and 16 ppt respectively (down from previous existing groundwater cleanup standards of 70 ppt for both), and introducing MCLs for 5 ...

8. Perfluorononanoic acid - Wikipedia

   en.wikipedia.org/wiki/Perfluorononanoic_acid

   In acidic form it is a highly reactive strong acid. In its conjugate base form as a salt it is stable and commonly ion paired with ammonium. In the commercial product Surflon S-111 (CAS 72968-3-88) it is the primary compound present by weight. PFNA is used as surfactant for the production of the fluoropolymer polyvinylidene fluoride.

9. How to limit PFAS in your drinking water and food, according ...

   www.aol.com/limit-pfas-drinking-water-food...

   In the new EPA regulations, PFOA and PFOS, two of the most well-studied and potentially toxic chemicals, cannot exceed 4 parts per trillion in drinking water. The prior health advisory set a limit ...