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AN-H-117

Rapid determination of hydroxide and aluminum oxide in aluminate liquors


Resumo

This Application Note describes the determination of the free and total hydroxide and aluminum oxide content in Bayer process and other aluminate liquors. The method is not subject to interference by carbonate ions. An aliquot of sodium aluminate liquor is titrated with potassium hydrogen carbonate solution to yield the free hydroxide ion content of the liquor.

Contato

Metrohm Portugal

R. Frei Luis de Granada 14G
1500-680 Lisboa

Contato