Strongly Basic Styrene Anion Exchange Resin
Model: 201×7 | Category: Ion Exchange Resin
Anion exchange resin with quaternary ammonium groups [-N(CH₃)₃] attached to a styrene-divinylbenzene copolymer cross-linked (4%) matrix.
Product Specifications
| Appearance | Light yellow to golden yellow spherical particles |
|---|---|
| Shipping Form | Chloride (Cl⁻) form |
| Moisture Content (%) | 52 - 62 |
| Max. Regenerated Exchange Capacity (mmol/g, dry) | ≥ 4.00 |
| Volume Total Exchange Capacity (mmol/ml) | ≥ 1.15 |
| Wet Apparent Density (g/ml) | 0.66 - 0.73 |
| Wet True Density (g/ml) | 1.04 - 1.10 |
| Particle Size (0.315-1.25 mm) | ≥ 95 % |
| Effective Particle Size (mm) | 0.42 - 0.60 |
| UC | 1.6 |
| Sphericity after Grinding (%) | ≥ 90 |
| pH Range | 1 - 14 |
| Max. Use Temp. | OH⁻ form ≤ 40°C, Cl⁻ form ≤ 60°C |
| Transformation Inflation Rate | (Cl⁻ → OH⁻) 20 - 28 % |
Application Fields
Preparation of pure water and high-purity water; wastewater treatment; extraction of biochemical products.
Key Benefits
- Higher operating exchange capacity and stronger resistance to osmotic stress than 201×7 type I
- Conforms to HG2163-91 and DL/T519-2004
- Packing: woven bag lined with plastic bag, net weight 25 kg/bag