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P204抽出

2020-08-05View Original

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抽出液の成分は、コバルトが30~40g/L、マンガンが30~40g/L、亜鉛が5g/L、鉄が0.005g/L未満、カルシウムが0.1g/L未満、マグネシウムが0.1g/L未満である。有機濃度は25%で、2/1と比較して有機相の皂化率は60%、抽出段数は12段である。なぜマンガンの抽出が一度低下した後に上昇する過程をたどるのかというと、3段目の抽出残液のマンガン濃度は約18g/Lであり、12段目の抽出残液のマンガン濃度は33g/Lであるからだ。

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