Product Testing/Certification Archives - Page 3 of 3

Water Matters: An Overview of NSF POU/POE Standards and Protocols

October 21, 2015 by Nils Dailey

By Rick Andrew Most of us are familiar with the general idea of testing and certification of POU/POE products. We know there are standards and…

Water Matters: NSF Protocol P477: Microcystin Reduction

September 18, 2015 by dstadtler

by Rick Andrew Cyanotoxins are a group of contaminants that can result in surface waters due to the presence of cyanobacteria, also known as blue-green…

Water Matters: A New Standard for Pool Chemicals

August 18, 2015 by dstadtler

By Blake Stark Everyone is familiar with chlorination of swimming pools. This is a long-standing practice that has been used for many years to help…

Water Matters: Contaminant Reduction Claims Requirements – POU RO Systems

July 21, 2015 by dstadtler

By Rick Andrew POU RO systems are widely used to help treat residential water. Part of the reason for their broad use is their considerable…

Water Matters: Update on NSF/ANSI 419 Public Drinking Water Equipment Performance – Filtration

June 30, 2015 by dstadtler

In January, this column introduced a new draft standard from NSF in the area of water treatment. When the column was written in early December…

Water Matters: NSF/ANSI 55 Class A Versus Class B UV Systems

May 7, 2015 by dstadtler

By Rick Andrew UV systems have been utilized successfully for decades to help control microorganisms or disinfect water for drinking purposes. The UV radiation emitted…

Water Matters: Standards for POU/POE Activated Carbon Systems

April 9, 2015 by dstadtler

By Rick Andrew Many people in the POU/POE industry have heard of NSF/ANSI42 and NSF/ANSI 53. These standards have been around for many years and…

Water Matters: Certification of Components versus Systems

March 9, 2015 by dstadtler

by Rick Andrew Certification of POU and POE equipment can take on many different forms, depending on the technology involved, the types of claims being…

Water Matters: Efficiency of Water Softeners under NSF/ANSI 44

February 10, 2015 by dstadtler

By Rick Andrew In this day and age of potential bans on water softeners due to concerns about salinity, efficiency is a very hot topic.…

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