Product Name Gold extraction special resin Bairy Resin Article#: BRA-800 Main ApplicationGold (Au.) extraction / adsorption, it is instead of activated carbon to extract gold from from cyanide. Typical physical and chemical properties: Name of Index Index Appearance Milk white non-transparent spherical grain Leave factory type Chlorine Moisture % 50.00-60.00 Complete exchange capacity mmol/g 4. 5 Volume complete exchange capacity mmol/ml 1.20 Bulk density g/ml 0.60-0.75 True density g/ml 1.030-1.06 Particle size range % (0.6-1.50mm)95