Bids Are Invited For The Object Of This Bidding Process Is The Acquisition Of Hydrated Lime, Sodium Hypochlorite, Polyacrylamide Polymer (Non-Ionic) And Sodium Fluosilicate, In Installments For Water And Sewage Treatment, These Being Applied In Water And Escape Treatment Plants Goto Do Samae , According To Quantities And Specifications Described In The Terms Of Reference (Annex I).

Hydrated Lime For Water Treatment - Ca(Oh)2 Content Minimum 90.00% - Cao Content Minimum 66.10% - Acid Insoluble Residue Content Maximum 0.20% - Packaging In Plastic Bag With 20 Kg - Minimum Validity Of 7 Months From The Issuance Of The Invoice, Sodium Hypochlorite; 10 To 12% Active Chlorine; Density 1.16 To 1.20; Molecular Weight 74.45; Ph 10.00 À 13.00; Caustic Soda Minimum 117 G/L, Polyacrylamide Polymer (Non-Ionic) - Flocculant Powder Technical Characteristics: The Product Must Be Of A Special Type For Treating Water For Human Consumption And Must Comply With Consolidation Ordinance No. 5 Of September 28 Of 2017, Annex 50.- Total Solids In (% W/V) Min. 87.00 And Max. 99.00.- Standard Viscosity Ul In (Cps) Min. 4.00 And Max. 5.4.Packed In Bags, Resistant To Handling, Transport And Storage Operations, With Capacity Of 25 Kg And With Product Information Marking And Minimum Validity Of 24 Months From The Issuance Of The Invoice., Sodium Fluosilicate (Na2sif6) - Crystalline Powder, Non-Hygroscopic, Without Crystallization Water, Packed In Bags, Resistant To Handling Operations, With A Capacity Of 25 Kg And Marked With Information About The Product, Net Weight, Name Of The Manufacturer, Responsible Chemist With The Respective Crq Number And Minimum Validity Of 24 Months Count From The Issuance Of The Invoice.Characteristics:- Purity: Minimum 99%;- Fluorine Content: Minimum 59%;- Humidity: Maximum 0.5%;- Apparent Density: 1.20 Kg/M³;- Insolubles: Maximum 0 , 5%;- Heavy Metals With Pb: Maximum 0.05%;- Solubility In Water: 0.762% At 25ºc (G/100G H2o);- Granulometry: Retained On Sieve Abnt Number 40 (Nbr 5734) - Maximum 0 , 50% And Passing Abnt Sieve Number 325 (Nbr 5734) - Maximum 25.0%; - Does Not Contain Mineral Or Organic Substances In Levels That Are Inhibitory Or Toxic To Living Beings In General.