Certification: We confined our testing to pitchers which were NSF/ANSI 42 and fifty three Accredited. We selected to exclude water filters that were tested by other laboratories, even if they presupposed to meet up with the NSF's benchmarks. These solutions generally use phrases like "independently tested to ANSI/NSF benchmarks. CH3OO- https://alkalinewaterpitcher43198.bloggadores.com/20277308/refresh-water-an-overview