The Companyia D'Aigües De Vilanova I La Geltrú, S.A.M., As The Municipal Company Responsible For The Drinking Water Service Of Vilanova I La Geltrú, Manages The Transport And Distribution Network Of These Municipalities And Their Infrastructures. One Of The Main Infrastructures Is The Drinking Water Treatment Stations (Etap), Which Require Sodium Hypochlorite As A Disinfectant For The Water Supplied To The Network. The Object Of The Contract Corresponds To The Supply Of The Sodium Hypochlorite Necessary For The Disinfection Of The Water In The Potable Network.