From the table to reduce the turbidity of the water by the use of alum + powder, tamarind. By the way, Jarvis to pour the 50 NTU turbidity value represents. It found that for the first time made the appropriate pH value the pH is equal to 6.5 and to reduce turbidity 3.23. In the second Make the pH value is selected, the appropriate pH and turbidity reduction equal to 6 3.14. In the first, make the appropriate set pH pH Thi tha with 6.5 and can reduce turbidity 1.47. When run, the average pH value found suitable alum reacts best pH is equal to 6.33 and can reduce turbidity, color charge up to 2.61 average 2.5 units.
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