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1 Ranges 3 to 150 mg/L COD and 20 to 1500 mg/L COD are USEPA approved for wastewater analyses (Standard Method 5220 D), COD Digestion Reagent vials.
Pre-filled with COD reagents, these digestion vials come in either EPA-approved or mercury-free versions for low-, standard-, and ultra-high-range analysis.
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Vials contain premeasured digestion reagents suited to your expected range of COD, so there is no measuring of harmful chemicals- simply add your sample to
COD testing is a good better indicator of organic pollutants in Water analysis Material: Borosilicate 3.3 Glass Melting point: -7℃ Certificate: ISO9001.
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A COD test typically involves digestion of a water sample in a sealed vial with potassium dichromate and sulfuric acid at 150oC for 2 hours.
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CHEMetrics, Inc., manufactures a quality, cost-effective line of reagent vials for performing Chemical Oxygen Demand (COD) analysis. Both USEPA-Approved and
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