We manufacture Lead Acid Batteries at Kandivalasa Village in Vizianagaram District, Andhra Pradesh.We have an STP plant currently. The STP product water contains TDS of 700 to 1000 ppm, COD of 100 ppm, TSS of 100 PPM. The product water is to be treated further to use as  feed for DM Plant for which TDS levels of 100 ppm are needed.  Output of 75 kl a day is planned. What steps are suggested?

An illustration of the current set up is attached herewith:

 K.Kanna Babu
  kkbabu@hbl.in