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Procedures for iron species [Fe(II), Fe(III) and organically bounded Fe] separation and determination in wines are described. Liquid/liquid extraction separation of iron species is based on two extraction systems: (i) thiocyanate/IBMK and (ii) 1,10-orto-phetantroline/ClO4-/IBMK. Column solid phase extraction procedure uses home made sorbent prepared by using silica gel and TOMACl filled in disposable...
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