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        1. Proudcts
          Current location:Prodcuts >Hydrochloric acid
          Hydrochloric acid
          Hydrochloric acid
          Hydrochloric acid
        2. Hydrochloric acid
        3. Hydrochloric acid
        4. Technical parameter

          Item

          Top grade

          First grade

          Qualified product

          Mass fraction of total acidity (calculated by HCL)/% ≥

          31.0

          Mass fraction of iron (calculated as Fe)/% ≤

          0.002

          0.008

          0.01

          Mass fraction of burning residue meter/% ≤

          0.05

          0.10

          0.15

          Mass fraction of free chlorine (calculated as Cl)/% ≤

          0.004

          0.008

          0.01

          Mass fraction of arsenic/% ≤

          0.0001

          The mass fraction of sulfate ( calculated as SO4 2- )//% ≤

          0.005

          0.03

          -

          Note: Arsenic Index is mandatory

          Refined hydrochloric acid

          No.

          Item

          Index

          1

          Total acidity (calculated as HCl), ω/% ≥

          31.0

          2

          Calcium (calculated as Ca) mg/L ≤

          0.50

          3

          Magnesium (calculated as Mg) mg/L ≤

          0.10

          4

          Iron (calculated as Fe) mg/L ≤

          2.0

          5

          Manganese (calculated as Mn) mg/L ≤

          1.0

          6

          Residue on Evaporation mg/L ≤

          30.0

          7

          Free chlorine (calculated as Cl) mg/L ≤

          40.0 

           

           

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