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    Liquid sulfur dioxide

    Product   name

    Sequence   numbers

    Testing   programmes

    First   grade  products

    ·                                    

    Liquid

    sulfur dioxide

    (GB/T3637-2011)

    ·                                    

     

    1

    appearance

    colourless or slightly yellow transparent liquid

    2

    SO2 (%)

    99.90

    3

    residue(%)

    0.040

    4

    water(%)

    0.060


    Sulfuric acid reagent

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