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    ชุดทดสอบCOD Tube Test (100 – 1500 mg/l O2)


    Photometric determination of the COD

    Photometric determination of decrease in chromate concentration after two hours and oxidation with potassium dichromate/sulphuric acid/silver sulphate at 148 °C.
    This test is in accordance to the DIN ISO 15705:2003.
    The chemical oxygen demand of a water is determined by silver-catalysed oxidation with potassium dichromate/sulphuric acid at 148 °C during a two hour period.

    Data and ordering information

    Cat. No. 985 029
    Type tube test 0-29
    Range 100 – 1500 mg/l O2
    Sufficient for 20 determinations
    Shelf life at least 1 year at 15 – 25 °C
    Sea water suitability no 

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