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7500-Tube, COD Digestion Tube

  • Made from thick walled, mechanically very resistance borosilicate glass
  • Used in COD Disintegration
  • Printed in White colour enamel
  • Made from thick walled, mechanically very resistance borosilicate glass
  •  Used in COD Disintegration
  • Printed in White colour enamel
PART  No. O.D. x Length (mm) PACK Qty.
7500-26 26 x 205 10
7500-39 39 x 205 10

Here are the primary uses of COD digestion tubes:

  1. Chemical Oxygen Demand (COD) Analysis:
    • The primary purpose of COD digestion tubes is to facilitate the COD analysis of water samples. The test determines the amount of oxygen required to chemically oxidize both organic and inorganic substances in the water. It provides an indication of the water’s pollution level.
  2. Sample Digestion:
    • COD digestion tubes are used for the digestion phase of the COD test. During this phase, a strong oxidizing agent, typically potassium dichromate, is added to the water sample in the tube. The organic matter in the sample undergoes chemical oxidation.
  3. Heating and Reaction Vessel:
    • The digestion tubes serve as reaction vessels during the COD test. They are designed to withstand heating, as the digestion process often involves boiling the sample with the oxidizing agent. The tube contains the reaction mixture in a controlled environment.
  4. Sealed Digestion:
    • COD digestion tubes often come with specialized stoppers or caps that allow for the sealing of the tube during the digestion process. This is crucial to prevent the loss of volatile components and to control the reaction conditions.
  5. Measurement of Oxygen Demand:
    • The COD test measures the oxygen demand of a water sample, providing information about the amount of organic and oxidizable inorganic substances present. This information is valuable for assessing water quality and pollution levels.
  6. Compliance Monitoring:
    • COD analysis is commonly used in environmental monitoring and regulatory compliance. Industries and wastewater treatment plants use COD tests to ensure that their discharges meet regulatory standards and do not pose a threat to the environment.
  7. Quality Control in Water Treatment:
    • Water treatment facilities use COD analysis as part of their quality control processes. It helps in assessing the effectiveness of treatment processes in removing organic pollutants from water.
  8. Environmental Assessments:
    • COD analysis is a valuable tool in environmental science and research. It provides insights into the impact of human activities on water bodies and helps in assessing the overall health of aquatic ecosystems.

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