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    ชุดทดสอบตะกั่ว Tube Test (0.10 – 5.00 mg/l Pb2+)

    NANOCOLOR® Lead 5

    Photometric determination of lead

    Photometric determination with 4-(2-pyridylazo)-resorcinol (PAR)
    In the presence of cyanide lead(II) ions react with 4-[pyridyl-(2)-azo]-resorcinol (PAR) to form a red dye. If interfering heavy metals are present, only the red lead complex is destroyed and the colour decrease is measured photometrically.

    Data and ordering information

    REF 985 009
    Type tube test 0-09
    Range 0.10 – 5.00 mg/l Pb2+
    Sufficient for 20 determinations
    Shelf life at least 1 year
    Sea water suitability no

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