I am Saikrishna from M/S Hencom Limited,Ahmedabad.We are one of the Leading Manufacturers Sulphuric Acid and Alum in Nigeria.WE require following items for same:-Sparger Pipe Requirements:1) 3" ID SCH 80 - 60 No2) 40 No 3) Flanges 20 No,4) Elbow 90 Degree ...