From the table to reduce the turbidity of the water by the use of alum + powder, tamarind. By the way, Jarvis to pour the 200 NTU turbidity value nowadays, in a ratio of 30:70. It found that for the first time made the appropriate pH value the pH is equal to 6.5 and to reduce turbidity 1.87. In the second, made the appropriate pH value the pH is equal to 6.5 and to reduce turbidity 1.97. In the first, make the appropriate set pH pH equal to 6.5 and can reduce turbidity 2.00. When run, the average pH value found suitable alum reacting is equal to 6.5 pH and turbidity can be reduced up to 1.95 charge the average color is equal to 2.5 units.
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