Description: Supply of Ferric Alum at Gaughat Gambhir Undasa and Sahebkhedi T P Ujjain Name of Work Supply of Ferric Alum at Gaughat Gambhir Undasa Sahebkhedi T P Ujjain
Details: Ferric Alum Grade IV – Type - IAs per specification of I.S. code No. 299/1989 (Amended upto date) ISI marks. Specification :- Required Grade IA) Water soluble Aluminum compounds. (as Al2 O3) % by mini – 16-17%B) P.H. of 5% aqueous solution min – 2.70%C) Basicity Al2 O3 as mass max – 0.5%D) Lead (As pb) – 30 PPME) Arsenic (AS2 O3) - 06 PPMF) Acidity as free sulphuric acid by mass Min– 40%Description :- Aluminum sulphate octadeca hydrated (Al2 O3 18 SO4)2 and contain 5-10% less. Water than the theoretical value.Colour :- Should be in the form of slabes Grean in colour & non toxic for water purification
Sector: Urban Authority