Supply Of 33% Sodium Hydroxide, Necessary For The Desalination Treatment At Itam Llobregat And Itam Tordera. Lots: Lot 1: Supply To Itam Llobregat For A Budget Of €75,000.00 (Vat Excluded) Lot 2: Supply To Itam Tordera For A Budget Of €30,000.00 (Vat Excluded)