Polysensor 4
The development team of this project aim to develop sensors for measuring ionic contaminants (pH, Chloride ion, Potassium, Mercury, Fluoride, Arsenic, Lead, Iron, Cadmium, Sulphate and Nitrate) as well as for some physical parameters (like conductance and salinity) for water quality testing. Polysensor can now measure six parameters simultaneously (pH, NO3-, Cl-, EC, TDS and salinity).
   Polysensor
at www.dil.iitb.ac.in