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. Why test for COD?
Hanna Instruments COD Vials follow the EPA approved method for low range determination of chemical oxygen demand (COD). Kit contains 25 ready-to-use vials.
The Benchtop L50 PeCOD® COD Analyzer is MANTECH's base model for use in industrial, municipal or government and academic lab settings. System Benefits: Small
Hach's USEPA-approved dichromate COD Method is the most widely used chemical oxygen demand (COD) method for NPDES reporting in the world.
BDH COD Vials used in determination of Chemical Oxygen Demand (COD). Easy to Use; Mercuric formulation follows EPA approved method; Low Range, High Range,
The open reflux method (B) is suitable for a wide range of wastes where a large sample size is preferred. The closed reflux methods (C and D) are more
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The HI94754A-25 barcode reagents vials follow the EPA approved method for the low range determination of chemical oxygen demand (COD) using a compatible
Jan 16, 2013 1:30 Biochemical Oxygen Demand (BOD) Presentation. Chemical Oxygen Demand (COD) ... Flush outside of acid bottles with water before opening.
This will inhibit the ability of the silver to catalyze the oxidation of certain compounds, leading to low results. However the chloride will react with the
