This is a preview. Log in through your library . Abstract Chromium in soils is present in the form of Cr(VI) oxyanions or Cr(III) cations. The toxicity and mobility of Cr(VI) are higher than those of ...
The ion exchange behavior of heavy metals (Cu, Zn, Ni, Cd) in soils is shown to be strongly influenced by complex formation with tetraethylenepentamine (tetren). In a heavy clay (illite) soil, the ...
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