extraction of heavy metal from soil

[prescott2006]

first of all, i not sure whether this question should be posted here. seem the soil is more related to chemistry. :confused: Is Fe the highest concentration in the experiment extraction of heavy metal from organic oxidation phase (OO phase)? If so, why? thanks for helping ya.:smile:

[chemisttree]

None of us know what you are talking about. Please describe your experiment.