Fig. 3 First-derivative Fe XANES spectra of solids remaining after each extraction step. SSE 0 is initial soil prior to extraction; SSE 2 solids remaining after water soluble, magnesium chloride, and sodium hypochlorite extractions
Fig. 3 First-derivative Fe XANES spectra of solids remaining after each extraction step. SSE 0 is initial soil prior to extraction; SSE 2 solids remaining after water soluble, magnesium chloride, and sodium hypochlorite extractions