Acrylic-Based Gel-Type & Macroporous Weak Acid Cation Exchange Resins

Ultra-high capacity carboxylic acid weak acid cation resins (≥10.8 mmol/g) including D113 for high-bicarbonate water dealkalization and softening, 112 for drinking water cartridges, and methacrylic PXD-110 / PXD-111 / PXD-112 for Vitamin B12 and colistin sulfate extraction.

Acrylic Weak Acid Cation (WAC) resin beads in a laboratory petri dish — **Appearance:**Porcelain white to creamy light-yellow opaque spherical beads

Polymer Architecture & Functional Chemistry Profile

Cation Exchange Resin · 7 Standardized & Specialty Grades

Total Capacity ≥ 10.8 mmol/g

Polymer Matrix

Acrylic / Methacrylic Copolymer

Bead Architecture

Gel & Macroporous

Active Functional Group

Carboxylic Acid (Acrylic WAC)

Chemical Site / Formula

R–COO⁻

Standard Ionic / Pore Form

H⁺

Key Benchmark

Total Capacity ≥ 10.8 mmol/g

Grades in Acrylic Weak Acid Cation (WAC) (7 — Click any grade for individual TDS) Sphericity ≥ 95%

Custom Screening & Ionic Conversion: Near-stoichiometric acid regeneration efficiency (approaching 100% of theoretical acid demand).

Request Quote / 500 mL Sample Full Parameter Table (7) ↓ Brand Cross-Reference ↓

Lot-specific COA issued per shipment

CATION 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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Acrylic-Based Gel-Type & Macroporous Weak Acid Cation Exchange Resins — Physical & Chemical Specifications

R–COO⁻ · Acrylic / Methacrylic · Gel & Macroporous · 7 Grades

Total Capacity ≥ 10.8 mmol/g

Technical specifications of Acrylic-Based Gel-Type & Macroporous Weak Acid Cation Exchange Resins
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 (%)	Reversible Swelling	Color	Applications & Technical Remarks	TDS / RFQ
112	H⁺	≥10	–	40–50	0.72–0.82	1.15–1.25	0.315–1.25 mm ≥95	0.4–0.7	≤1.6	(≥90)	H⁺ -> Na⁺ ≤105%	Light yellow	Gel-type acrylic weak acid resin with good mechanical strength and no oligomer agglomeration; mainly used for pharmaceutical extraction and drinking water softening	TDS
D113	H⁺	≥10.8	4.4	45–52	0.72–0.8	1.14–1.20	0.315–1.25 mm ≥95	0.4–0.7	≤1.6	≥95	H⁺ -> Na⁺ ≤70%	Light yellow	Excellent resistance to oxidation, physical breakage, osmotic shock and organic fouling, with high working capacity (4.4 mmol/mL); widely used for water softening and dealkalization. FC grade for floating beds, SC grade for double-layer beds	TDS
D113FC	H⁺	≥10.8	4.4	45–52	0.72–0.8	1.14–1.20	0.45–1.25 mm ≥95	≥0.5	≤1.6	≥95	H⁺ -> Na⁺ ≤70%	Light yellow	Floating-bed grade macroporous acrylic weak acid cation resin	TDS
D113SC	H⁺	≥10.8	4.4	45–52	0.72–0.8	1.14–1.20	0.315–0.63 mm ≥95	0.35–0.5	≤1.4	≥95	H⁺ -> Na⁺ ≤70%	Light yellow	Double-layer bed upper-layer grade paired with 002SC or D001SC	TDS
PXD-110 PURIONX	H⁺	≥10.5	–	50–60	0.7–0.8	1.10–1.20	0.315–1.25 mm ≥95	0.4–0.7	≤1.6	≥90	H⁺ -> Na⁺ ≤100%	White	Methacrylic acid-based weak acid resin with excellent organic fouling resistance; mainly used for Vitamin B12 extraction	TDS
PXD-111 PURIONX	H⁺	≥10	–	55–65	0.7–0.8	1.10–1.20	0.315–1.25 mm ≥95	0.4–0.7	≤1.6	≥90	H⁺ -> Na⁺ ≤100%	White	Higher-moisture methacrylic acid-based weak acid resin with excellent organic fouling resistance; mainly used for Vitamin B12 extraction	TDS
PXD-112 PURIONX	H⁺	≥10.5	≥3.5	50–60	0.7–0.8	1.10–1.20	0.315–1.25 mm ≥95	0.4–0.7	≤1.6	≥90	H⁺ -> Na⁺ ≤100%	White	Mainly used for the extraction and separation of colistin sulfate, with high selectivity and easy elution	TDS

Note: Near-stoichiometric acid regeneration efficiency (approaching 100% of theoretical acid demand). Batch COA supplied with every shipment

CROSS-REFERENCE MATRIX

Comparable International Brand Grades (Acrylic Weak Acid Cation (WAC))

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

Acrylic Weak Acid Cation (WAC) — International Brand Cross-Reference

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

2 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
112	Gel Acrylic WAC	C105	–	IRC-86	–	–	–	–	–	–
D113	Macroporous Acrylic WAC	C104E	MWC-1	IRC76 / 84 / 86	CNP-80	WK-40	–	WACMP	CA-15	K5-4

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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