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Big questions to begin answering
Which coagulant, Fe(Cl)3, alum, or PACl is better at removing arsenic?
Is arsenic removal limited by the mass transfer of arsenic to a precipitated coagulant surface, or by capture of the precipitated coagulant by plate settlers and filters?
Would a floc blanket formed from coagulant precipitate enhance arsenic removal?
Does addition of a small amount of clay enhance flocculation and arsenic removal?
How can we reduce the amount of coagulant loss to the reactor walls? (contact chamber, clay)
What is arsenic removal correlated with?
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Imtiaz Karim Katherine Linscott Tzu Him Lo Carrie Smith
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