Supply of water-treatment chemicals to the Nerja wastewater treatment plant

Summary

Grupo Tragsa is procuring, under a single contract without lots, an estimated 12-month supply of chemical reagents for water treatment at the Nerja wastewater treatment plant in Málaga. The estimated quantities are 140,000 kg of 15% sodium hypochlorite, 4,800 kg each of two cationic polyelectrolytes, 95,000 kg of 8.2% aluminium sulphate, 8,000 kg of 25% sodium hydroxide and 32,000 kg of calcium hydroxide. The estimated contract value is €179,584 excluding tax; deliveries are made to the plant as orders are placed.