Prepare stock solution of 1 ...

Published December 20, 2019 14:52 by GURUNADHA RAO B V S Dr., CONSULTANT at GURUNADHA RAO B V S DR.

Prepare stock solution of 1 gpl each. Use dosage from 30 mg/l. There should be sufficient alkalinity to produce good floc. FeCl2, FeSO4 work better at pH above 9.0.