Water purification device for arsenic removal
作者： Edward Bayer McNew , Richard Donald Witham , John Leslie Burba
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摘要: Arsenic is removed from water and other aqueous feeds by (1) treating the feed with a compound containing cerium in +4 oxidation state, preferably dioxide, to oxidize arsenic +3 state +5 (2) removing phase, normally contacting treated alumina or precipitating agent cations state.
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