The Art and Science of Contaminant Reduction Test Methods
Conceptually, contaminant reduction testing under the NSF/ANSI Drinking Water Treatment Unit (DWTU) standards is simple. Contaminated water is introduced into the DWTU system and the product water is analyzed to establish whether the system is effectively reducing the contaminants for which the test is being done...
by Rick Andrew
Click here to view additional information: 0304 Water Matters.pdf
To view in PDF format, you will need the FREE Adobe Acrobat Reader.