Bids Are Invited For Cleaning, Sanitizing And Disinfecting Water Tanks, With Emptying And Washing The Reservoir (Walls, Bottom And Adjacent Areas) With Application Of Sodium Hypochlorite In Accordance With Current Standards, And Must Be Carried Out By A Specialized Technical Company, Guaranteeing The Service Performed With The Issuance Of A Certificate Signed By A Duly Authorized Professional. And Carrying Out Microbiological Analysis Of The Water After Cleaning By A Competent Body, With Issuance Of A C ...

Cleaning, sanitizing and disinfecting water tanks, with emptying and washing the reservoir (walls, bottom and adjacent areas) with application of sodium hypochlorite in accordance with current standards, and must be carried out by a specialized technical company, guaranteeing the service performed with the issuance of a certificate signed by a duly authorized professional. and carrying out microbiological analysis of the water after cleaning by a competent body, with issuance of a c ...