Tender For providing of annual maintenance services for water purification and conditioning system (version 2) - potable water purification system reverse osmosis or uv based; upto 3; package-5 : water purifier and conditioning system maintenance involving basic servicing, ..
Tender For providing of testing of water quality - drinking water; presence of heavy metals (aluminium, antimony, arsenic, beryllium, bismuth, copper, cadmium, lead, mercury, nickel, uranium, tin, vanadium and zinc), electrical conductivity, ph testing, nitrate and phosp..
Tender For providing of testing of water quality - ground water; ph testing, chloride testing, electrical conductivity, total dissolved solids, total hardness, total alkalinity, calcium, magnesium, sodium, potassium, carbonate, bicarbonate, chloride, sulphate, nitrate (as n..