Polymer Matrix Structure______________Styrene Crosslinked with DVBPhysical Form and Appearance__________Macroporous spherical beadsWhole Bead Count___________________95% min.Functional Groups____________________R-SO3¯Ionic Form ,as shipped________________Na+Total Exchange Capacity, Na+ form, wet, volumetric__________________________ 1.90 meq/l min.Moisture Retention, ___________50-55%Bulk Denisty800-900 g/lParticle Size Range___________________0.3-1.2mmEffective size0.4-0.5mmSwelling Na+→ H+___________________ 5% max.Shipping Weight (approx.)_____________800 g/lSpecific Gravity, moist Na+ Form_______1.25PH Range, Stability___________________0 - 14