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EDTA chelates divalent cations and thus prevents the formation of the inactive complex.
ALA not only may help chelate heavy metals but is important for replenishing GSH levels.
When EDTA chelates the ions, the solution changes to the blue color of the indicator in alkaline solution.
However, quinolones chelate with cations such as aluminum, magnesium, calcium, iron, and zinc.
It chemically captures, or chelates , excess iron but must be given intravenously or by injection.
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