Bids Are Invited For Acquisition Of Chemical Products For Water Treatment

Chlorine Gas.Specification: Chlorine 99.5% V/V Cl2, Iron 10.0 Ppm Rnv, Non-Volatile Residue 75Ppm, Humidity 50 Ppm H2o, Must Meet Nbr 15784. Must Be Delivered In 900Kg Cylinders. The Entire Set Of Equipment To Enable Dosing (Manifolds, Valves, Injectors, Rotameters, Etc.) As Well As The Cradles For The Cylinders Must Be Installed And Maintained By The Bidder. Replacement And Installation Of Cylinders At The Expense Of The Bidder., Poly Aluminum Hydroxy Chloride 10 To 12% (Pac) Product Based On Poly Aluminum Chloride To Be Used For The Treatment Of Water Or Effluents, Supplied On A Liquid Basis In A Specific Weight As Per Description Of The Technical Specification. Technical Specifications Appearance: Viscous And Slightly Cloudy Liquid; Color: Light Caramel; Al2o3 Content Of 10.0 To 12.0%; Density A 20Graus 1.23 A 1.29G/Cm3; Ph 2.5 A 2.7; Basicity From 60 To 68%; Solubility: Completely Soluble In Water; Maximum Iron 50 Mg/Kg; Must Meet Nbr 15784. Maximum Contaminant Limit Parameters - Toxicological Analysis. Element Maximum Value / Typical Value (Mg/Kg) Arsenic 2 2, 0/ 0, 3; Chromium 22, 0/3;Mercury 0, 4/ 0, 2; Cadmium 2.2/ 1; Silver 22, 0/ 1; Lead 22, 0/7; Selenium4, 0/4.Application Tolerance Levels The Maximum Limits Of Contaminants Are Considered For A Dosage Of 200 To 250 Ppm With An Average Of 225 Ppm, Which Is In Practice 3 To 10 Times Higher Than The Usual Application Levels In Water Treatment Plants. Water. Note:1)Samae De Brusque May Request Analysis Of The Product, By Atomic Absorption, At The Expense Of The Supplier At Any Time, To Resolve Any Remaining Doubts Should Such Doubts Arise.2)Companies Participating In The Event Must Provide A Technician With Knowledge In Water Treatment, To Start Application At Eta, For A Period Of 2 Days, Or More If Necessary, For Preparing Jar Tests, To Adapt The Application Of The Product. At The Contractors Expense, Fluosilicic Acid H2sif6. Fluosilicic Acid (Liquid) In Kilo (Kg). Minimum H2sif6 Content Of 20%; Free Acidity (Expressed E M Hf): Maximum 1.0%; Free From Suspended Materials; Present Light Yellow Color. Must Meet Nbr 15784., Sodium Hypochlorite For Disinfection Of Drinking Water. Characteristics: Concentration Of 10 To 15%, Free Of Heavy Metals And Solid Particles. The Product Must Be Supplied, As Requested By Samae, In 1000 Kg Containers, With Subsequent Return To The Bidding Company. It Must Comply With Nbr 15784., Orthopolyphosphate (Pure Powder), Supplied In 25 Kilo Bags. Chemical Composition: Sodium : 20 À 25%, P2o5: 60 À 6 5 %, P Total: 25 To 27 %, Phosphate Cond. (Po4): 80 To 90%, Reactive Phosphate (Po4): 20 To 25%. The Product Must Comply With Abnt Nbr 15.007, Abnt Nbr 15.784 And Ordinance 2914/2011. Delivery Must Be In Installments, According To Samaes Needs., 11/22/2024