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Laboratory Water

Laboratory Water Its Importance and Application March, 2013 Table of Contents OVERVIEW .. 3 WHAT ARE COMMON Water CONTAMINANTS? .. 3 HOW DO WE MEASURE CONTAMINANTS IN Water ? .. 4 WHAT DOES LAB Water GRADE MEAN AND WHY DOES IT MATTER? .. 6 Water TREATMENT METHODOLOGIES .. 9 DISTILLATION .. 9 FILTRATION METHODS .. 9 DEIONIZATION .. 10 ELECTRODEIONIZATION .. 10 ADSORPTION .. 10 ULTRAVIOLET OXIDATION .. 10 HOW CENTRAL PURIFIED Water IS PRODUCED AND DESIGN OPTIONS .. 11 THE BEST SOLUTION .. 13 MONITORING Water PURITY .. 16 Water APPLICATIONS .. 17 SUMMARY .. 21 REFERENCES .. 22 Overview We often take Water quality for granted in daily life and in our work.

Measurement of ionic contamination is not in itself indicative of “pure” water. A number of contaminants must also be considered, including microbial and organic An factors. example to illustrate this point is the dissolution of 1,000 ppb of sucrose in theoretically pure water, still achieving while

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orf.od.nih.gov

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orf.od.nih.gov

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