D318 Macroporous Acrylic Weak Base Anion Exchange Resin For Citric Acid Purification
This product is a macroporous, crosslinked polymeric copolymer of methyl acrylate. It is produced through amination with polyethylene polyamine to yield a polyamine-based weakly basic anion exchange resin. The product features high exchange capacity, minimal volume change, high mechanical strength, excellent chemical stability, superior resistance to contamination and oxidation, and rapid exchange rates.
| Project | Indicator |
|---|---|
| Moisture Content% | 54-62 |
| Total Switching Capacity mmol/g (Dry) | ≥7.5 |
| Wet Visual Density g/ml | 0.70-0.80 |
| Wet True Density g/mL | 1.07–1.12 |
| Particle Size (0.315 mm–1.250 mm) % | ≥95.0 |
| Spherical Grinding Rate % | ≥90 |
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Tungsten & Molybdenum Hydrometallurgy Separation
Realizes efficient separation and purification of tungsten, molybdenum from leachate with high adsorption loading and outstanding separating performance.
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Biochemical Pharmaceutical Active Substance Extraction
Effectively adsorbs target active ingredients from pharmaceutical feed liquid to complete product enrichment and purification.
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Fermentation Broth Decolorization Treatment
Removes soluble pigment impurities from bioreactor waste liquid to improve filtrate clarity for downstream processing.
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Sugar Liquid Acid Removal & Decolorization
Eliminates free organic acid and colored contaminants from sugar liquor to upgrade the quality of refined sugar products.
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Citric Acid Production Solution Purification
Removes miscellaneous pigment and impurity ions during citric acid processing to raise finished product purity steadily.
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Lactic Acid Fermentation Liquid Refining
Separates residual acids and pigment from lactic acid bacteria fermentation liquor for high-purity finished lactic acid preparation.
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General Industrial Raw Water Purification
Removes organic anions and soluble pollutants in source water to assist standard industrial demineralized water preparation.
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Biological Wastewater Organic Pollutant Removal
Captures organic acid impurities in biochemical wastewater to reduce water COD and meet discharge requirements.
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High-Concentration Organic Liquid Decolor Treatment
Works on various high-organic feed liquid decolor with stable adsorption effect and good regeneration property.
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Continuous Large-Scale Industrial Separation Process
Features robust mechanical strength to adapt long-cycle running of continuous industrial extraction and purification projects.
We mainly produce ion exchange resins, macroporous adsorption resins, chelating resins, food grade resins, nuclear-grade uniform particle resins, life science chromatography media and supporting system equipment.
We have more than 100 models, over 30 series of adsorption and separation materials.
Our annual capacity is 255,000 metric tons.
Yes. Our nuclear-grade and uniform-particle resins meet or exceed the performance of imported products.
We hold ISO9001, ISO14001, ISO45001, FDA, CE, WQA Gold Seal, Kosher, REACH, EAC and other international certifications.
High exchange capacity, uniform particle size, good mechanical strength, strong anti-fouling ability, high regeneration efficiency and long service life.
Metal resources (lithium extraction), life sciences, water treatment & ultrapure water, food processing, environmental protection, chemical catalysis.
Our weak base anion resin is specially used for syrup decolorization, deashing and acid removal.
Yes. Our anion exchange resins and chelating resins effectively remove heavy metal anions, thereby ensuring compliance with discharge standards and enabling resource recovery.
Yes. We supply uniform particle polishing resins and nuclear-grade resins for high-purity water systems.
Yes. We have delivered 12 salt lake lithium extraction projects with total capacity nearly 100,000 tons LCE.
Under normal conditions, the service life is 3–5 years.
Yes. Our resins feature high regeneration efficiency, low chemical consumption and low operation cost.
Yes. We provide on-site installation, commissioning, regeneration guidance and troubleshooting.
Yes. We offer free operation, maintenance and safety training for customers.
Uniform particle design ensures low pressure drop, fast exchange speed and stable running.
Yes. We customize particle size, functional groups, crosslinking degree according to your water quality and process.
Yes. We provide full solutions: resin selection + system equipment + commissioning + after-sales.
We have subsidiaries in Europe, the US and South America, supporting fast worldwide delivery.
Free selection and process design based on your water quality report and treatment target.
Yes. We support trial orders and small-batch supply for testing and verification.
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