Tn-Sc-Proc-128 Procurement Of Cooling Water Treatment Chemicals Along With Operation And Maintenance I.E. Services Of Cw Chemical Treatment In Circulating Cooling Water To Maintain Coc Performance Of Condensers Of Ssctpp , Supply Of Cooling Water Treat, suratgarh-Rajasthan

Tn-Sc-Proc-128 Procurement Of Cooling Water Treatment Chemicals Along With Operation And Maintenance I.E. Services Of Cw Chemical Treatment In Circulating Cooling Water To Maintain Coc Performance Of Condensers Of Ssctpp , Supply Of Cooling Water Treatment Chemicals , 1-Hydroxy Ethylidine 1-1 Diphosphonic Acid ( Hedp ) Appearance- Colourless Transparent Liquid Molecular Weight- 206 Active Content- 50% ±2% Phosphorous Acid ( As Po4 ) -2.5 % Max. Phosphoric Acid ( As Po4 ) -0.7 % Max. Density ( 20°C ) G / Cm3-1.39-1.49 Ph ( 1% Water Solution ) -2.0 Max Calcium Sequestration Mg Caco3 / Gm-> 500 Mg / Gm Solubility-Soluble In Water , Polymeric Dispersant Copolymer ( Non -Foaming Type, Biodegradable ) Active Content- 40% ± 3% Ph ( As Is Basis ) - 3.0 -4.5 Total Solids-42.5 %-46 % Special Gravity-1.1-1.25 , Dispersant Copolymer ( Non -Foaming Type, Biodegradable ) Ter Polymer Active Content- 50% ± 3% Ph ( As Per Basis ) - 2.5-4.0 Total Solids-43.0 %-44 % Special Gravity-1.15-1.20 Brooke Field Viscosity -150-400 , Zincsulphate ( Znso4.7 H2o ) ( Tech. Grade ) Is-1880:1977 Zinc As Zn % ( Min ) -22.5 Lead As Pb % ( Max ) -0.01 Cadmium As Cd % ( Max ) 0.01 Magnesium As Mg % ( Max ) 0.001 Copper As Cu % ( Max ) -0.02 Iron As Fe% ( Max ) -0.02 Insoluble % ( Max ) -0.1 , 2-Phosphonobutane-1, 2, 4- Tricarboxylic Acid ( Pbtc ) : Molecular Weight - 270 Active Acid Content - 49-51 % Phosphorousacid ( As Po4 ) - 0.5 %. Phosphoric Acid ( As Po4 ) - 0.2 % Density ( 20°C ) G / Cm 3- 1.27-1.30 Ph ( 1% Water Solution ) - 2.0 Max. Iron Content - 5 Ppm Max. Chloride As Cl ¯-10 Ppm Max , Linear Alkyl Benzene Sulphonic Acid, Labsa 96%, Colour, Klett - 70 Max Active Matter % - 96 Min Free Sulfuric Acid , % -1.5 Max Free Oil ( Ndom ) % - 1.5 Max Moisture % - 1.0Max Acid Value -175 - 190 , Bio Dispersant 1. Organic Polymer & Based On Blend Of Ethylene Oxide & Propylene Oxide Condensate ( Eopo ) . 2. Neat 100 % Pure Product ( 100% Active Ingredient Content ) .It Should Not Containipa ( Isopropyl Alcohol ) Or Any Other Solubilisingsovents.It Should Not Be Blended Withany Solvent. 3.Non -Ionic Surfactant & Does Not Cause Foaming Or Very Low Foaming @ Dosing Level 5 Mg / L ( 100 % Basis ) 4.Ph---> 5.8-8.0 , Sodium Chlorite Naclo2 ( Min. -25 % ) Physical State- Liquid Appearance- Colourless To Light Green Yellow Odour- Typical Chlorine % Active Content- 25% Max. Ph- 8 To > 12Specific Gravity 1.2 To 1.25 , Services , Services ( Etc Of Cooling Water Treatment Chemicals Along With Services Of Cw Chemical Treatment In Circulating Cooling Water For One Year As Per Scope Of Work )

Sr No	CorrigendumDate	Corrigendum	CorrigendumType	NewSubmissionDate
1	10-10-2022	Date extension-II	Date	20-10-2022
2	20-10-2022	Date extension-III	Date	09-11-2022
3	27-09-2022	Date Extension-I	Date	10-10-2022

INR 590 /-

INR 97018.0 /-

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