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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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