Vials are packaged in 25-, 100- and 150-count boxes to meet your testing frequency. First time buyers, receive a 25% discount on your first order of COD reagent vials, ask for the Water Online discount. CHEMetrics produces test
75% Sulfuric Acid, 0.20% Potassium Dichromate, 0.40% Silver Sulfate, 0.002%Sulfamic Acid, 0.60% Mercuric Sulfate. COD testing for 5 to150mg/L standard range concentration. Pack of 50 for $359.00. Case of 3 PK for $857.47.
organics in water. COD samples are prepared with a closed-reflux digestion followed by analysis. Determinations can be made titrimetrically by several approved methods, or photometrically (colorimetrically) with EPA Method 410
Our major products are chromatography vials with closures, inserts, crimpers and syringe filters; Water analysis consumables such as COD test tubes, etc. 1.5mL 8
Chemical Oxygen Demand (COD) Test Kit, Instrumental Colorimetric Analysis, 0-1,500 ppm, Dichromate Reactor Digestion Method (Mercury Free Vials) $160.75. Add a customer note to this item (Question, Reference Number, Etc.) You may not enter more than 300
COD for Water and Wastewater with Digital pH Electrode Input HI83399 benchtop photometer measures 40 di!erent key water and wastewater quality parameters using 73 di!erent methods that allow for multiple ranges and
a. Treatment of samples with COD of 50 mg O2/L: Blend sample if necessary and pipet 50.00 mL into a 500-mL refluxing flask. For samples with a COD of 900 mg O2/L, use a smaller portion diluted to 50.00 mL. Add 1 g HgSO4
2020/07/13 · ChemLab Water COD vials for Chemical Oxygen Demand Analysis. Results displayed as O2 mg/l. Please note a reactor is required for sample digestion. The tube tests are in high-quality glass and the reagent tubes are shipped
2021/04/28 · HACH COD Digestion Vials, Low Range 3-150 mg/L, USA For determination of low range Chemical Oxygen Demand (COD) by the Reactor Digestion method. US EPA approved for wastewater analysis using Hach Method 8000.
2017/05/01 · COD-free vials do not contain mercury, which makes them more susceptible to chloride interferences, but greatly reduce the safety and environmental risks of handling mercury. As a result, these reagents are ideal for routine
Pre-filled with COD reagents, these digestion vials come in both EPA-approved and mercury-free versions for low-, standard-, and ultra-high-range analysis. Each lot is tested to ensure superior quality from the cap and vial to the
to COD vials. 3. When preparing samples for low range testing, prepare also a reagent blank by adding 2.0 mL of deionized water to a low range COD vial. 4. Replace caps on sample vials
COD & BOD. Chemical and biological oxygen demand are used extensively in the waste water industry to measure the amount of organic compounds in waste water. Items 1 - 16 of 191.
Current Offers. Save 20% of LC Columns. May your chromatography bloom with 20% off columns when you shop online. Use code: Column20. Expires June 15, 2021. Get 10% Off Your Purchase. Shop online and receive 10% off all columns, consumables and spare parts. Use code: CAT10. Expires December 31,
