Message: In the Bayer Process

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Kokel, Nicolas

2/26/2026 8:49 PM

Bayer Process simplified block flow diagram showing spent caustic following the precipitation stage

Spent caustic liquor is the residual process solution generated in the Bayer Process after aluminium trihydroxide (Al(OH)₃) has been crystallised and separated from the supersaturated pregnant sodium aluminate liquor.

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