Hach's USEPA-approved dichromate COD Method is the most widely used chemical oxygen demand (COD) method for NPDES reporting in the world.
Aijiren COD Test Tube is made of borosilicate glass, which can reduce pH changes and pollutants that may be leached from soda lime glass.
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.
Hach LTV082.52.40001 DRB 200 COD Reactor, single block, 15 X 16 mm vial wells, 230 VAC · Uses EPA-approved COD method—requires less equipment, lab space, and
For determination of low range Chemical Oxygen Demand (COD) by the Reactor Digestion method. US EPA approved for wastewater analysis using Hach Method 8000. Get
Zhejiang Aijiren,Inc. is one of the leading China COD vials manufacturers and suppliers, welcome to wholesale China certified 15mL cod vials with pp cap.
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