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          Sulfuric Acid
          Item SPECIFICATION
          H2SO4 / % ≥ 93.0或98.0
          RESIDUE / % ≤ 0.02(殘渣)
          Fe / % ≤ 0.02
          As / % ≤ 0.0001
          Hg / % ≤ 0.001
          Pa / % ≤ 0.005
          Diaphaneity / mm ≥ 80
          Chromacity / mm ≤ 2.0
          The material of sulphur to product Sulfuric Acid.

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