Typical Physical and Chemical Properties 1.Purity 99% . 2.Apperance : Amber , clear spherical beads. 3.Polymer Structure�Gel polystyrene crosslinked with DVB 4.Functional Group: Sulfonic acid. 5.Ionic Form as Shipped: Na+ 6.Moisture Retention:46 - 50 % (Na+ form)  7.Uniformity Coefficient (max.) : 1.6 8.Complete exchange capacity (mmol/g):4.5 9.Wet apparent density (g/ml):0.77-0.87 10.Wet true density (g/ml) :1.24-1.28 11.Grainsize(0.315-1.25mm):�95 12.Sphere rate after abrasion %: �90 13.Temperature Limit: 120°C (250°F)  14.Package : 25L Each Bag. 15.Comparison: S100LF, HCRS(E)S, C100E,SR1L