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2018/5/1 · Add 2 mL of this to a COD vial and test according to the test procedure. The COD value due to hydrogen peroxide can be subtracted from the sample COD value. The Hydrogen Peroxide can also be removed by making the sample (100 mL) alkaline, bring to a boil, and add 0.05 grams of Nickel sulfate.

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Chemical oxygen demand (COD) is a critical waste treatment measurement in everything from municipal systems to food manufacturing waste streams. Performing COD testing the right way is important in determining wastewater treatment effectiveness and can help diagnose any problems in treatment.

Chemical Oxygen Demand (COD) Chloride Chlorine Dioxide Chlorine Chromate, hexavalent Conductivity Copper, soluble Cyanide, free DEHA Detergents (anionic surfactants, MBAS) Filming Amine (aliphatic amine) Formaldehyde Glycol Hardness Hydrazine Iron

The 910 colorimeter is a rugged, waterproof, single parameter instrument for the measurement of COD (chemical oxygen demand). The EPA-approved COD test is useful for performing rapid, frequent monitoring of treatment plant efficiency, and results allow quick response to changing conditions in the waste stream while the traditional BOD5 test takes 5-days to determine results.

Wholesales glass sample vials from Aijiren,which is the leading supplier of glass sample vials since 2007. Material: USP Type 1, Class A, 33 Borosilicate Glass Dimensions: 22 x 38mm/22.5 x 46mm/22.5 x 75mm Application: GC system Neck Diameter: 20mm

Hach 2125825 COD Digestion Vials, Low Range, (Pack of 25) Visit the Hach Company Store. 5.0 out of 5 stars. 1 rating. Price: $59.10. Enhance your purchase. This fits your .

Nalgene Chemical Compatibility - Bottles & Containers. Key. E - No damage after 30 days of constant exposure. G - Little or no damage after 30 days of constant exposure. F - Some effect after 7 days of constant exposure. N - Immediate damage may occur. Not recommended for continuous use.

Hach 2125825 COD Digestion Vials, Low Range, (Pack of 25) Visit the Hach Company Store. 5.0 out of 5 stars. 1 rating. Price: $59.10. Enhance your purchase. This fits your .

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Chemical Oxygen Demand (COD) Chloride Chlorine Dioxide Chlorine Chromate, hexavalent Conductivity Copper, soluble Cyanide, free DEHA Detergents (anionic surfactants, MBAS) Filming Amine (aliphatic amine) Formaldehyde Glycol Hardness Hydrazine Iron