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Chemistry Forums for Students => Analytical Chemistry Forum => Topic started by: s4kho on August 17, 2009, 07:24:20 AM

Title: How to measure concentration of Fe2+ and Fe3+
Post by: s4kho on August 17, 2009, 07:24:20 AM

Anyone know how to measure the concentration of Fe2+ and Fe3+ in a solution containing mix Fe2+ and Fe3+?
Let say in a mix FeSO4 and Fe2(SO4)3 ?

thank you so much

Title: Re: How to measure concentration of Fe2+ and Fe3+
Post by: Borek on August 17, 2009, 05:30:39 PM

ORP electrode for ratio, reduction plus titration for sum of both (http://www.titrations.info/permanganate-titration-iron for example).