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Process for the separation of arsenic compounds from the distillation bottoms fraction of the hydrogen fluoride production
Process for the separation of arsenic compounds from the distillation bottoms fraction of the hydrogen fluoride production
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机译:从氟化氢生产的蒸馏塔底馏分中分离砷化合物的方法
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摘要
Arsenic-(V) (As-(V)) compounds are separated from the sump product (I) from purification of hydrogen fluoride (HF) by distillation comprises bringing (I) contact with amino- and/or ammonium-functionalized anion exchanger(s) (II).
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