COD digestion reagent vials, multiply the result by 10. For the most accurate results with samples near 1500 or 15,000 mg/L COD, repeat the analysis with a diluted sample. Blanks for colorimetric determination The blank vial can
Recommended COD test for wastewater influent. The Chemical Oxygen Demand analysis provides important information for the water treatment process and is essential to calculate the BOD COD ratio in wastewater. Due to this, the
No Reagent Blank Necessary – The high quality of TNTplus vials, tight reagent production controls, instrument calibration verification, and high instrument stability all combine to eliminate the need to run reagent blanks—saving you time and money!
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Water Testing and Environmental Analysis Water and Wastewater Testing Supplies COD Testing COD Testing 1 – 30 1132 Interest Areas Life Science Chemicals Chromatography Industries Fisherbrand Outlet Corner BioPharma
The interference was not observed when COD analysis was performed with the COD vials prepared with a 0.025 N potassium dichromate solution, or when chloride was absent. J. Water
primary standard grade, previously dried at 150 C for 2 h, in distilled water and dilute to 1000 mL. This reagent undergoes a six-electron reduction reaction; the equivalent concentration is 6 × 0.04167M or 0.2500N. b. Sulfuric acid2
Chemical Oxygen Demand (CODVials) LR COD: 0 - 150 mg/L HR COD: 0 - 1500 mg/L HR+ COD: 0 - 15,000 mg/L SAFETYINFORMATION COD reagent vials contain sulfuric
2 Accurate results, within your reach. We’ve got you covered. At Thermo Fisher Scientific, we combine intelligent design with quality craftsmanship to give you the tools you need for effective water analysis, whether in the lab or in the
