I AM GOING TO DO ADSORPTION FOR Iron(III). I need to know at what pH value can the Iron (III) precipitate?

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Yuri Mirgorod

A flask with 250 ml of boiling water pour 10 ml of 2% ferric chloride III. The resulting sol Fe(OH)3 cool to room temperature. Measure pH.

Best regards.

Johannes Fresner

Dear Alemtsehay,

is this answering your question: http://www.lenntech.com/processes/iron-manganese/iron/iron-removal-physical-chemical-way.htm ?

best regards

Johannes

Alemtsehay Tesfay Reda

Thank you very much both Yuri and Johannes. It is great help!