Table 2 Samples used for ICP-OES tests.

From: Decontamination of water co-polluted by copper, toluene and tetrahydrofuran using lauric acid

Water phase composition (5 mL)

Oil phase (total volume in brackets)

Bottle test samples

30 mM CuCl2 or CuSO4 + 10 mM NaOH

1:1 toluene: 0.23 M lauric in canola oil solution (2 mL)

10 mM CuCl2 or CuSO4 + 10 mM NaOH

1:1 toluene: 0.23 M lauric in canola oil solution (2 mL)

10 mM CuCl2 or CuSO4 + 10 mM NaOH

1:1 toluene: 0.08 M lauric in canola oil solution (2 mL)

30 mM CuCl2 or CuSO4 + 10 mM NaOH

1:4 toluene: 0.23 M lauric in canola oil solution (5 mL)

Water phase (5 mL)

Oil phase (volume in brackets)

Flow tests/filtration experiments

30 mM CuCl2 or CuSO4 + 10 mM NaOH

1:1 toluene: 0.23 M lauric in canola oil solution (2 mL)