We are offering amberlite ir 120. amberlite is a trade mark of rohm and haasstrongly acidic cation exchangeso3 20-50 mesh, na+ forms-dvb 8% effective, ph range 1-14, moisture holding capacity 44-48(strongly acidic cation exchanger)cas no. 9002-23-7 un no. Nr tariff : 3914 10 10r : 36 s : 36