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i <br /> Approved Substances Washout List <br /> Page 4 of 4 <br /> Aluminum Sulfate (Alum) <br /> Clarifloc Synthetic Flocculent <br /> Clar + Ion A7 <br /> Ferric Chloride <br /> Ferrous Chloride <br /> Ferric Sulfate <br /> Polyaluminum Chloride Solution <br /> Sodium Chlorite <br /> Fertilizers <br /> Ammonium Bisulfate <br /> Ammonium Nitrate <br /> Ammonium Polyphosphate <br /> Ammonium Polysulfide <br /> Ammonium Sulfate <br /> Sodium Bisulfate <br /> Sodium Polysulfide <br /> Sulfur Dioxide <br /> i <br />€(k <br />