the Framework Agreement is concluded for an initial period of one year, from its notification to 30/04/2024.The Framework Agreement may be renewed by successive period of 1 year for a maximum renewal period of 3 years, without this period exceeding 30 April 2027.Candidates, if they wish, may propose variants for lots 01,02 and 03 cf rules of the consultation. On-site industrial testing of Lot 02 and Lot 03 is planned. See the consultation regulations

ferric chloride or equivalent for phosphate removal

ferric chloride or conditioning of sewage sludge before dewatering

polymers for sludge conditioning before mechanical dewatering

slaked lime to stabilize sludge before spreading