... ):1.35-1.4 2.Size:3,6,10,13,19,25,38,50mm 3.ISO 9001:2008 4.Acid resisitance ... as catalyst support media Al2O3:17%-99.5%Size: 3,6,9,13,19,25,38,50MMVODA Inert Ceramic Ball ... inch (6mm)>0.5>0.54>0.56>0.44>11/2 inch (13mm)>1.5>1.67>1 ... 19mm)>4.15>4.21>2.89>3.21>51 inch (25mm)>6.07>6.22>4.89>5.33>81-1 ... area, ideas of design and all your private information.6. For fast services, pls add my Skype: ivyhulp ...