Hach's USEPA-approved dichromate COD Method is the most widely used chemical oxygen demand (COD) method for NPDES reporting in the world.
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COD testing is a good better indicator of organic pollutants in industrial wastewater containing cyanides and heavy Chemical Oxygen Demand Tubes China.
Enhance your purchase ; Brand Name, Hach Company ; Included Components, Vial ; National Stock Number, 6640-01-300-6510 ; Number of Items, 25 ; Part Number, 2125925.
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Once digested, do not open the vials without proper ventilation and protection. High pressure buildup of potentially toxic gases may be present. Set your
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Pre-prepared low-range (3-50 ppm) or high-range (20-1500 ppm) vials are selected for the COD test based on expected results. Both ranges can be used if expected
CPI's COD Vials for Chemical Oxygen Demand Tests provide quality results at a huge savings for your laboratory. Just add 2mL of sample to the vial,
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