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    Industrial sulphuric acid

    Product   name

    Sequence   numbers

    Testing   programmes

    First grade   products

    Industrial sulphuric   acid

    (GB/T534-2014)

    1

    93%H2SO4(%)

    92.5

    2

    98%H2SO4(%)

    98.0

    3

    ash (%)

    0.03

    4

    Fe (%)

    0.010

    5

    As(%)

    0.001

    6

    Hg(%)

    0.01

    7

    Pb(%)

    0.02

    8

    transparency(mm)

    50

    9

    color

    no deeper than the standard color


    Dimethyl sulfate

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