Aluminium Carry Over

Published on by in Business

I have aluminium carry over through the secondary filters. I'm trying to explain the importance of keeping the coagulated pH at 5.8 but the plant operator insists on a pH 0f 5.4.

Can someone send me an explanation so he will understand the importance of maintaining a good dosed raw water pH?

My coagulant is feric aluminium sulphate.

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