Specific Contract, As Part Of A Dynamic Acquisition System Organized By Aria S.P.A., Pursuant To Art. 55 Of Legislative Decree 50/2016, For The Assignment Of The Supply Of The Sodium Infusional Solution Chloride Solution For Infusion Concentration Solution For Concentration Infusion 20 Meq/10Ml Glass, For 17 Months, Pending The Performance Of The Relative Cig Centralized Regional Procedure: B8797694Ad