It was recommended that 0.25 g/L of a coagulant,0.1 g/L of C-6 and 0.05 g/L of C7 which were both the coagulant aid,0.3 g/L of O-1 which was a oxidant,1 g/L of A-1 which was a adsorbent.

• 1 g/L助凝剂C-6、0.；05g/L助凝剂C-7、0