From the experiments using the Coagulant at 70 ppm and vary polymer consisting of 1, 2, 3 and 4 ppm when turbidity can be seen that the amount of Polymer on the experimental results, it is best to 2 ppm because of the uncertainties. less opaque From the picture, it is seen that. Jar test water through the trials will be transparent and will be seen as the result of water that comes out is clear, however, is high COD.
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