ve To explore the effectiveness of removal of arsenic from drinking water by polyferric sul-fate. Methods Per liter water sample containing arsenic ( Ⅲ ) was added and homogenized with 1 mg chlorine and then was treated with polyferric sulfate [?(Fe) = 9. 5% ] as a coagulant. Results The content of As3+ and iron were 0-0.024 mg/L and
Result Analysis
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