Titanium Oxalate

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Peroxide Detection• WRF project to evaluate chemical detectionmethods for peroxide residual• Project objective:“to develop/evaluate a laboratory method forreliable quantification of hydrogen peroxide in 0.5– 5 mg/L concentration range that is effective in anatural water matrix as well as in the presence ofcombined chlorine (chloramine)”
Project Approach• Literature review- Expert recommendation• Bench evaluation- University of Washington (UW)• Interlaboratory evaluation- West Basin, OCWD
Page 1: A Simple Spectrophotometric Method
Page 5 and 6: Peroxide DetectionMethods Described
Page 7 and 8: Bench Level Testing at UW• Object
Page 9 and 10: Calibration Data at Various Known C
Page 11 and 12: Calibration Data at Various Known C
Page 13 and 14: Titanium Oxalate Peroxide Detection
Page 15 and 16: Summary of Bench Level Testing at U
Page 17 and 18: Interlab Study Design: n= 72 Sample
Page 19 and 20: Comparison of Equally Spiked Orange
Page 21 and 22: Two-way ANOVA Relating Possible Sou
Page 23 and 24: Project Summary• Reviewed methods
Page 25: Thanks for Your Timephilip.brandhub

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