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In this work, a highly sensitive method was developed to separate vanadium (IV) from vanadium (V), which are both contained in water at trace levels. A suitable strong anionic exchange column (SAX) loaded with disodium ethylendiaminetetraacetic acid (Na 2 EDTA) was used to trap both vanadium species dissolved in 10-100 ml of water at pH 3. The vanadyl ion was selectively eluted by means of...
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