Our check tests were a modified version of the lead reduction tests in NSF/ANSI 53. We check ... cost of buying the water filter pitcher itself. Certified to NSF standard for reduction of PFAS ...
In our lab tests, Under-Sink Water Filters models like the WHED20 are ... indicates that the unit has been certified to the NSF/ANSI Standard 53 for reduction of Perfluorooctanoic Acid (PFOA ...
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