jar test

Purpose
To determine the optimum concentration of coagulant to be added to the source water.
Materials
Volumetric flask (1,000 mL)
Analytical balance
Coagulants and coagulant aids
Magnetic stirrer (optional)
A stirring machine with six paddles capable of variable speeds from 0 to 100 revolutions per minute (RPM)
Beakers (1,000 mL)
Pipets (10 mL and 25 mL)
Watch or clock
Turbidometer and sample tubes

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ممتاز

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