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What Happens When Water Readings Are Not What You Expected?

By James McDonald

CHLORINE COOLING WATER COOLING SYSTEMS INSTRUMENTS METERS MONITORING PHOSPHATE SAMPLES

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Abstract

Editor’s note: This column is based on recent discussions within the LinkedIn Industrial Water Treatment Group

Question of the Day: What should you do when your test results or readings are not what you expected?

Discussion Lynda: "Double check your numbers. Did you run in triplicate? If so, then you cannot lie, the data is the data. Call your regional water support person and ask them what they think you should try."

A. Ric: "Check the makeup source versus system parameters to re-establish base line versus expected results. Analyze value(s) that are outside of expected range and start to analyze the reason(s)." 

Jeffrey: "Check with a fresh set of reagents and meter. Check several more times and compare. Check that you used proper dilutions, proper test procedure on the spec, and proper multiplier. Look for potential interferences, changes in operations, and contamination. There are so many things that could get confused. Common confusions...

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Revised toray june 18.upm digital

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