NSF Product and Service Listings
These NSF Official Listings are current as of Thursday, October 3, 2024 at 12:15 a.m. Eastern Time. Please contact NSF to confirm the status of any Listing, report errors, or make suggestions.
Alert: NSF is concerned about fraudulent downloading and manipulation of website text. Always confirm this information by clicking on the below link for the most accurate information: http://info.nsf.org/Certified/DWTU/Listings.asp?ProductFunction=053%7CTrihalomethanes+%28TTHM%29+Reduction%2C+058%7CTrihalomethanes+%28TTHM%29+Reduction&ProductType=Point%2Dof%2DEntry&
Note: Certain claims, such as Arsenic (Pentavalent) Reduction, appear as active links, allowing you to access additional information regarding the specific contaminants.
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