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When using COD test tubes, we usually inject the sample to be tested into the test tube and shake the tube vigorously to suspend all the sediment.
For determination of low range Chemical Oxygen Demand (COD) by the Reactor Digestion method. US EPA approved for wastewater analysis using Hach Method 8000.
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Headspace vials are for top space gas chromatography analysis. And EPA Vial, TOC Vial, COD Vials are for water, and other emvironmental analysis.
The COD test is often used to monitor water treatment plant efficiency. This test is based on the fact that a strong oxidizing agent, under acidic conditions,
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The determination of wastewater quality set forth in environmental permits has Thus, COD vials are considered hazardous waste and must be handled and ...
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Chloride is the primary interference in this test procedure. Each COD vial contains mercuric sulfate that removes chloride interference to the level specified
You know the importance of using clean vials for your USP water quality testing. As a Guide 34 accredited manufacturer of TOC reference standards,
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