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Arsenic Leaching from Disposed CCA-Treated Wood

Arsenic Leaching from Disposed CCA-Treated Wood. Disposal Leaching Method: Lysimeter Study. catchment basin. treatment plant railing. 12 in. steel strapping. Wood Monofill Untreated/Control – Lys 1 100% CCA – Lys 2 C&D Untreated/Control – Lys 3 10% CCA – Lys 4 MSW

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Arsenic Leaching from Disposed CCA-Treated Wood

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  1. Arsenic Leaching from Disposed CCA-Treated Wood

  2. Disposal Leaching Method: Lysimeter Study catchment basin treatment plant railing 12 in. steel strapping Wood Monofill Untreated/Control – Lys 1 100% CCA – Lys 2 C&D Untreated/Control – Lys 3 10% CCA – Lys 4 MSW Untreated/Control – Lys 5 2% CCA – Lys 6 waste 20 ft steel support post drainage material concrete blocks concrete pad ground level

  3. As(III) As(V) MMAA DMAA Wood Monofill Lysimeters Cumulative As Speciation Total = 1 mg Control Total 1400 mg

  4. As(III) As(V) MMAA DMAA C&D Lysimeters Cumulative As Speciation Control Total 2.5 mg Total 120 mg

  5. As(III) As(V) MMAA DMAA MSW Lysimeters Cumulative As Speciation Control Total 18 mg Total 85 mg

  6. Lysimeters 2 MSW / 2 C&D / 2 Monofill

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