Macroporous Weak Base Anion

Polymer Architecture & Functional Chemistry Profile

Anion Exchange Resin · 4 Standardized & Specialty Grades

Total Capacity ≥ 4.8 mmol/g

Polymer Matrix

Styrene-DVB Copolymer

Bead Architecture

Macroporous

Active Functional Group

Tertiary Amine (Weak Base)

Chemical Site / Formula

R–N(CH₃)₂

Standard Ionic / Pore Form

Free Base (FB)

Key Benchmark

Total Capacity ≥ 4.8 mmol/g

Grades in Macroporous Weak Base Anion (4 — Click any grade for individual TDS) Sphericity ≥ 95%

Custom Screening & Ionic Conversion: Extremely high regeneration efficiency with dilute NaOH, NH₄OH, or Na₂CO₃.

Request Quote / 500 mL Sample Full Parameter Table (4) ↓ Brand Cross-Reference ↓

Lot-specific COA issued per shipment

ANION EXCHANGE RESIN · LABORATORY & PRODUCTION SPECIFICATIONS

Grade-by-Grade Technical Parameter Table

Click any grade code or TDS button to open its individual printable Technical Data Sheet, or click + RFQ to add multiple grades to your inquiry basket.

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Styrene-Based Macroporous Weak Base Anion Exchange Resin — Physical & Chemical Specifications

R–N(CH₃)₂ · Styrene-DVB · Macroporous · 4 Grades

Total Capacity ≥ 4.8 mmol/g

Technical specifications of Styrene-Based Macroporous Weak Base Anion Exchange Resin
Grade	Ionic Form	Total Capacity (mmol/g)	Volume Capacity (mmol/mL)	Water Retention (%)	Bulk Density (g/mL)	Specific Gravity (g/mL)	Particle Size Range (%)	Effective Size (mm)	Uniformity Coeff.	Whole Bead After Attrition (%)	Max. Reversible Swelling	Color	Applications & Technical Remarks	TDS / RFQ
D301	Free amine	≥4.8	≥1.45	48–58	0.65–0.72	1.03–1.06	0.315–1.25 mm ≥95	0.4–0.7	≤1.6	≥90	OH⁻ -> Cl⁻ ≤28%	White to light yellow	Very high mechanical strength, osmotic strength and working capacity. Mainly used to remove strong acid anions from water; FC grade for floating beds, SC grade for double-layer beds	TDS
D301FC	Free amine	≥4.8	≥1.45	48–58	0.65–0.72	1.03–1.06	0.45–1.25 mm ≥95	≥0.5	≤1.6	≥90	OH⁻ -> Cl⁻ ≤30%	White to light yellow	Floating-bed grade macroporous weak base anion resin	TDS
D301SC	Free amine	≥4.8	≥1.45	48–58	0.65–0.72	1.03–1.06	0.35–0.63 mm ≥95	0.35–0.5	≤1.4	≥90	OH⁻ -> Cl⁻ ≤28%	White to light yellow	Double-layer bed upper-layer grade paired with D201SC or 201×7SC	TDS
D301G	Cl⁻	≥4.2	≥1.35	48–54	0.65–0.72	1.03–1.06	0.80–1.80 mm ≥95	–	≤1.5	≥90	–	White	Coarse-particle (0.80–1.80 mm) dedicated resin for gold recovery in RIP/CIL hydrometallurgical circuits	TDS

Note: Extremely high regeneration efficiency with dilute NaOH, NH₄OH, or Na₂CO₃. Batch COA supplied with every shipment

CROSS-REFERENCE MATRIX

Comparable International Brand Grades (Macroporous Weak Base Anion)

Reference equivalents from Purolite, Dowex, Amberlite, Lewatit, Diaion, Duolite, and ResinTech based on matrix structure, functional group, and exchange capacity.

⇄ Swipe horizontally to compare all 9 international resin brands

Macroporous Weak Base Anion — International Brand Cross-Reference

PURIONX vs. Purolite · Dowex · Amberlite · Lewatit · Diaion · Duolite · ResinTech · Ion Plus · GOST

1 Indexed Grades

PURIONX grades and comparable grades from other manufacturers
PURIONX Grade	Resin Type	Purolite	Dowex	Amberlite	Lewatit	Diaion	Duolite	ResinTech	Ion Plus	GOST	Action
D301	Macroporous WBA	A100	66	IRA94	MP62	–	–	–	–	A-329S

Purolite, Dowex, Amberlite, Lewatit, Diaion, Duolite and ResinTech are registered trademarks of their respective owners and are referenced solely for technical cross-reference. Verify operating conditions before vessel loading

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