Strong Base Anion Exchange Resin
201×7 Strong Base Anion Exchange Resin
201×7 is a gel-type strong base anion exchange resin on a polystyrene matrix with quaternary-ammonium groups. The displayed capacities are for the 201×7(717) grade.
Key Specifications
- Matrix / structure
- Gel polystyrene
- Functional group
- Quaternary ammonium, –N(CH₃)₃
- Strong-base group capacity
- ≥ 3.5 mmol/g
- Volume exchange capacity
- ≥ 1.35 mmol/mL
- Moisture content
- 42–48%
- Particle size range
- 0.315–1.25 mm
- Wet apparent density
- 0.67–0.73 g/mL
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