Powder Packs for Free Chlorine, Premeasured unit dose DPD reagents for water quality testing, Each

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Premeasured unit dose DPD reagents for water quality testingFor use in SC450™ Colorimeters and Aqua Comparator™ Test KitsAlso suitable for use in Hach™ instruments and test kitsEasy-to-open, sealed foil packets eliminate risk of cross-contaminationAvailable for 5, 10, and 25mL sample sizesExtended shelf life of up to 5 yearsMunicipal Drinking Water and Wastewater Testing; Industrial Wastewater and Process Control Testing; Environmental Water TestingComplianceUS EPA-accepted DPD method