Bids Are Invited For Price Registration For Future Acquisitions Of Chemical Products For Water And Effluent Treatment To Be Used In Water Treatment Stations, Wells And Sewage Treatment Stations In The Municipality Of Rio Negrinho, For A Period Of 12 (Twelve) Months.

20% Fluosilicic Acid, For Water Fluoridation, In Container. The Product Supplied In Liquid Form Of Light Color, Slightly Yellowish, Strongly Acidic, With A Characteristic Pungent And Corrosive Odor, Suitable For Use In Water Treatment For Public Supply, As Per Standard Abnt Nbr 15784:2023, Abnt Nbr 14725:2023, Annex Xx Of Consolidation Ordinance No. 5/2017 Of The Ministry Of Health, Amended By Ordinance No. 888/2021. G/Cm3acidity (Due To Other Acids Expressed In Hf): Maximum 1% Suspended Material: Free, Liquid Aluminum Sulphate, Iron Free, In 50% Solution, In Bulk. Chemical Product Used As Coagulant Of Raw Water For Treatment Of Water In Water Supply Systems For Human Consumption, According To Standard Abnt Nbr 15784/2023 (Chemical Products Used In The Treatment Of Water For Human Consumption), Abnt Nbr 14725:2023 Chemical Products - Information About Safety, Health And Environment - Aspects General Guidelines Of The Globally Harmonized System (Ghs), Classification, Fds And Labeling Of Chemical Products And Annex Xx Of Consolidation Ordinance No. 5/2017 Of The Ministry Of Health, Amended By Ordinance No. 888/2021. :Minimum 50%Aluminum Oxide - Al2o3: 7.5 - 8.3% M/M Total Soluble Iron Fe2o3 :Maximum 0.25% M/Mfree Basicity: Maximum 0.4% M/M - Al2o3free Acidity: Maximum 0 , 5% M/M - H2so4ph Sol. 1% (M/V) At 25ºc: 3. 5 - 4. 2 Antimony: Maximum 2Mg/Kggarsenium: Maximum 4Mg/Kgcadmium: Maximum 2Mg/Kglead: Maximum 4Mg/ Kgchromium: Maximum 22Mg/Kgmercury: Maximum 0.4Mg/Kgselenium: Maximum 4Mg/Kgphenol: Absent Residue Insoluble In Water: Maximum 0.01%Physical State: Liquidform: Slightly Viscouscolor: Colorless, Calcium Hydroxide In Aqueous Suspension 30%, In Bulk. Product Suitable For Use In Drinking Water Treatment Plants. Chemical Product For The Purpose Of Correcting The Ph Of Filtered Water From Water Treatment For Public Supply, In Accordance With Abnt Standard Nbr 15784/2023 (Chemical Products Used In The Treatment Of Water For Human Consumption), Amended By Ordinance No. 888/2021. Supplied Ready For Application.Parameters:Calcium Hydroxide (Ca(Oh)2): 30 To 32%Substances Reactive To Hci (Caco3): Maximum 1.80% M/Msilica + Insoluble Residue (Sio2 + Ri): Maximum 0.50%24H Suspension Stability: Minimum 95%Specific Mass: 1.10 To 1.30 G/Mlretained In 0.075 Mm Sieve: Maximum 1.50%Viscosity 06 Mm Ford Cup: Maximum 17 Secondsdioxins And Furans, Metallic Impurities/Heavy Metals, Fluorides, Radionuclides: In Compliance With Abnt Nbr 15784/2023 And Annex Xx Of Consolidation Ordinance No. 5/2017 Of The Ministry Of Health, Amended By Ordinance No. 888/2021 And Based Analysis Methodology In Abnt Nbr 10790/2016., Granulated Calcium Hypochlorite With 65% Chlorine, In 10 Kg Packaging. Product Supplied In Solid Form Of Light Color, With Characteristic Odor, According To Abnt Norms Nbr 15784:2023, Amended By Ordinance No. 888 /2021.Supplied In 10 Kg Packaging, With A Minimum Shelf Life Of 12 Months.Parameters:Concentration (Active Chlorine): Between 63.8 And 67%Granulometry # (14 - 50 Mesh): 95 To 100%Humidity: Maximum 10 % Visual Appearance: Granulated Solid, Sodium Chloride, In Bag. Granulated Or Coarse Salt, Without Iodine, Sieved And Washed For Use In Sodium Hypochlorite Generator. Generated In Situ Through The Electrolysis Of An Aqueous Sodium Chloride Solution, Which Is Then Used In The Disinfection Of