Which is the best way to remove phosphorus and silica in high alkaline condition?

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J. C. Tarafdar

@ Krishnan, you may use CSH-lime which may work well up to pH 12.

Paul Milham

What from?

It is calcium silicate hydrates synthesized by silica lime reaction.

Krishnan Muthukumar

Paul Milham I am looking for the removal of P and Si in any form in the high alkaline condition without changing the pH. Is there any way..I have tried with slaked and quick lime.. only P removed effectively.

thankyou

Dr Muthukumar

Dilip Kumar Pal

What about the use of simple NaOH solution at high centration to remove Si?

@Dilip kumar pal

The alkali has to be reuse with minimum loss...

Thankyou