Research Article
Tissue Fractions of Cadmium in Two Hyperaccumulating Jerusalem Artichoke Genotypes
Table 1
Extractants and relevant extracted chemical forms of Cd.
| Extract ion reagent | Code | Predominant forms of extracted Cd |
| 80% v/v ethanol | FE | Cd-nitrate, Cd-chloride, Cd-amino acid complexes | Deionized water | FW | Soluble Cd-organic acid complexes, Cd(H2PO4)2 | 1 M NaCl | FNaCl | Cd-pectates, Cd-polypeptide, or Cd-protein complexes | 2% v/v acetic acid | FAcet | Sparingly soluble CdHPO4, Cd3(PO)2, and/or other Cd-phosphate complexes | 0. 6 M HCl | FHCl | Cd-oxalate |
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