PURIONX 201×7 (Cl⁻)
Standard gel-type Type I anion resin with high total capacity and strong mechanical strength; widely used for water demineralization. FC grade for floating beds, SC grade for double-layer beds
Technical Data Sheet · PURIONX CHEMICALS (JIANGSU) CO., LIMITED · info@purionx.com Ionic Form
Cl⁻
Strong-Base Capacity (mmol/g)
≥3.5 (3.7)
Volume Capacity (mmol/mL)
≥1.35
Water Retention (%)
42–48
Bulk Density (g/mL)
0.67–0.73
Physical & Chemical Specification Sheet — 201×7 (Cl⁻)
Styrene-Based Gel-Type Strong Base Anion Exchange Resin · Quaternary Ammonium (Type I & II)- Grade Designation
- 201×7 (Cl⁻)
- Ionic Form
- Cl⁻
- Strong-Base Capacity (mmol/g)
- ≥3.5 (3.7)
- Volume Capacity (mmol/mL)
- ≥1.35
- Water Retention (%)
- 42–48
- Bulk Density (g/mL)
- 0.67–0.73
- Specific Gravity (g/mL)
- 1.07–1.10
- Particle Size Range (%)
- 0.315–1.25 mm ≥95
- Effective Size (mm)
- 0.4–0.7
- Uniformity Coeff.
- ≤1.4
- Whole Bead After Attrition (%)
- (≥90) ≥60
- Reversible Swelling
- Cl⁻ -> OH⁻ ≤27%
- Color
- Colorless to light yellow
- Application & Engineering Notes
- Standard gel-type Type I anion resin with high total capacity and strong mechanical strength; widely used for water demineralization. FC grade for floating beds, SC grade for double-layer beds
Custom particle size screening & ionic conversion available. COA issued per lot
Comparable International Brand Equivalents
Drop-in evaluation reference for 201×7 (Cl⁻)- Purolite
- A600
- Dowex
- SBR
- Amberlite
- IRA400
- Lewatit
- M500 / 511
- Diaion
- SA 10A
- Duolite
- A-109
- ResinTech
- SBG 1
- Ion Plus
- AN-21
- GOST
- AB-17-18
Third-party brand names are registered trademarks of their respective owners and are referenced solely for technical cross-reference.
Values shown represent standard production specifications. Every commercial shipment is accompanied by a lot-specific Certificate of Analysis (COA) issued by PURIONX CHEMICALS (JIANGSU) CO., LIMITED.
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