Uttar Pradesh Rajya Vidyut Utpadan Nigam Limited-UPRVUNL has published Tender For Supply Of Caustic Soda Lye , Caustic Soda Lye Grade On 47.5% Concentration Basis As Per Is: 252: 1991(With Latest Amendment If Any) Technical Specifications Are As Follows: - 1. Sodium Carbonate (As Na2co3) - 0.40 %(Max) By Mass. 2. Sodium. Submission Date for this Tender is 27-05-2024. Alkali Metals Tenders in obra Uttar Pradesh. Bidders can get complete Tender details and download the document.
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1 | Caustic soda lye grade on 47.5% concentration basis as per IS: 252: 1991(with latest amendment if any) Technical specifications are as follows: - 1. Sodium carbonate (as Na2CO3) - 0.40 %(max) by mass. 2. Sodium Hydroxide (as NaOH) - 47.50 %(Min) by mass. 3. Chloride (as NaCl)- 0.10%(max) by mass. 4. Sulphate (as Na2SO4) - 0.10%(max) by mass. 5. Silicates (as SiO2)- 0.02%(max) by mass. 6. Iron (as Fe) ppm, max.20.00 7. Copper (as Cu) ppm, max 2.00 8. Manganese (as Mn) ppm, max.1.00 9. Matter insoluble in water: Nil 10. Specific gravity: 2.13 |
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