Can ferric sulfate and ferrous sulfate be added to the reaction tank at the same time?

2015-09-21View Original

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Can ferric sulfate and ferrous sulfate be added to the reaction tank at the same time?

Reply #22015-09-21

This post was last edited by Gorou’s Eight Trigrams Staff on 2015-9-21 at 19:59. It’s completely fine; both are coagulants and no reaction will occur. However, due to the presence of ferrous ions, the pH of the precipitate needs to be adjusted slightly higher

Reply #32015-09-21

Yes, ferrous ions are prone to oxidation, so this needs to be taken into account

Reply #42015-09-21

Why add them at the same time? Generally, ferrous sulfate is sufficient.

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