Preparation of pure water, especially for water source with higher salt and organic, waste water treatment in electroplating to move Cr¡£ Type:macroporous strongly basic Matrix:polystyrene Function Group:-N(CH3)2H2O Ionic Form:Free amine Moisture Content(%):48~58 Total Exchange Capacity (mmol/g):¡Ý 4.8 Total Exchange Capacity (mmol/ml):¡Ý1.45 Shipping Weight (g/ml):0.65~0.72 True(wet) Density (g/ml):1.03~1.06 Particle size Range (%):0.315~1.25mm¡Ý 95 Physical Strength(%):£¨for macroporous£©¡Ý 90