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    ชุดทดสอบDetergents, anionic Standard Test (0.1 – 5.0 mg/l MBAS)

    NANOCOLOR® Detergents, anionic

    Photometric determination of anionic detergents

    Photometric determination with methylene blue.
    Under suitable conditions anionic detergents react with methylene blue to form a coloured complex, which is extracted with an organic phase. Reference substance is methyl dodecylbenzene sulphonate (MBAS: 342 g/mol).

    Data and ordering information

    Cat. No. 918 32
    Type standard test 1-32
    Range 10 mm cuvette:
    0.1 – 5.0 mg/l MBAS
    50 mm cuvette:
    0.02 – 1.00 mg/l MBAS
    Sufficient for 40 determinations
    Shelf life at least 3 years
    Sea water suitability no

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