PURIONX CHEMICALS (JIANGSU) CO., LIMITED PURIONX ISO 9001 · 14001 · 45001 200,000 m² Base · 63,000+ MT / year

PURIONX 201×2

Low cross-linked gel resin with excellent kinetic properties; mainly used for antibiotic extraction and organic acid adsorption

Ionic Form
Cl⁻
Strong-Base Capacity (mmol/g)
≥4.0
Volume Capacity (mmol/mL)
≥0.75
Water Retention (%)
72–80
Bulk Density (g/mL)
0.65–0.70
Optical Bead Specimen
Gel Strong Base Anion (SBA) · 201×2
R–N⁺(CH₃)₃
Gel Strong Base Anion (SBA) resin beads in a laboratory petri dish
0.315–1.25 mm
Appearance:Pale straw-yellow to ivory translucent spherical microbeads
Polymer Matrix
Styrene-DVB
Bead Structure
Gel
Active Site
R–N⁺(CH₃)₃
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Physical & Chemical Specification Sheet — 201×2

Styrene-Based Gel-Type Strong Base Anion Exchange Resin · Quaternary Ammonium (Type I & II)
R–N⁺(CH₃)₃
Grade Designation
201×2
Ionic Form
Cl⁻
Strong-Base Capacity (mmol/g)
≥4.0
Volume Capacity (mmol/mL)
≥0.75
Water Retention (%)
72–80
Bulk Density (g/mL)
0.65–0.70
Specific Gravity (g/mL)
1.01–1.07
Particle Size Range (%)
0.315–1.25 mm ≥95
Effective Size (mm)
0.45–0.7
Uniformity Coeff.
≤1.6
Whole Bead After Attrition (%)
(≥90)
Reversible Swelling
Cl⁻ -> OH⁻ ≤40%
Color
Colorless to light yellow
Application & Engineering Notes
Low cross-linked gel resin with excellent kinetic properties; mainly used for antibiotic extraction and organic acid adsorption
Custom particle size screening & ionic conversion available. COA issued per lot

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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