Table II. Proportion (in % mole fraction) of Cd species in S. alfredii by linear combination fitting

se values represent mathematical se of the refinement (two σ level).

SampleCd Species
Cd-MalateCd-CitrateCd-GSHCd-Cell WallSumResidual
%
Young leaves69.3 ± 3.515.4 ± 2.320.5 ± 1.5105.215.5
Mature leaves72.3 ± 4.29.2 ± 1.217.6 ± 2.199.124.4
Stems47.2 ± 2.521.7 ± 1.731.6 ± 2.3100.525.9
Roots16.7 ± 3.524.9 ± 2.424.2 ± 2.338.9 ± 3.7104.718.4