4 Mobility of arsenic in contaminated soils and sediments, climate change impacts

Mg) were measured with flame atomic absorption spectrometry (FAAS, Varian AA6). Arsenic was measured with a HP 4500 ICP-MS. The spectroscopic interference of ArCl, which has the same m/z as As (75) was corrected according to the recommendations of the EPA (Method 200.8, Brockhoff et al., 1999).