Typical Physical and Chemical Properties 1.Purity 99% . 2.Apperance : Milky spherical beads. 3.Polymer Structureï¼?Gel polystyrene crosslinked with DVB 4.Functional Group: -N(CH3)2+ 5.Ionic Form as Shipped: Chloride 6.Moisture Retention:48- 58 % 7.Uniformity Coefficient (max.) : 1.6 8.Complete exchange capacity (mmol/g):4.35 9.Wet apparent density (g/ml):0.65-0.72 10.Wet true density (g/ml) :1.03-1.06 11.Grainsize(0.315-1.25mm):95 12.Sphere rate after abrasion %: 90 13.Temperature: Cl- ,