Introduction to Macroporous Adsorption Resin AB-8
Macroporous Adsorption Resin AB-8 is a cutting-edge material designed for the extraction, separation, and purification of water-soluble and weakly polar substances. Developed by Hebei Lijiang Biotechnology Co., Ltd., this resin is a styrene-type weakly polar copolymer, utilizing divinylbenzene as a crosslinking agent and methyl acrylate as a monomer. Its unique structure and properties make it an indispensable tool in various industrial and scientific applications, including the purification of natural products, pharmaceuticals, and water treatment processes. Learn more about AB-8.
Technical Specifications of AB-8 Resin
The technical specifications of Macroporous Adsorption Resin AB-8 are meticulously designed to ensure optimal performance in diverse environments. Below is a detailed table outlining the key parameters of this resin:
| Parameter | Specification |
|---|---|
| Appearance | Milky white opaque spherical beads |
| Resin Structure | PSD (Polystyrene-Divinylbenzene) |
| Polarity | Weak polar |
| Moisture Content | 65%~75% |
| Particle Size Range | (60~16 mesh) 0.3~1.25mm ≥90% |
| Average Pore Size | 13-14 nm |
| Pore Volume | 0.73-0.77 ml/g |
| Porosity | 42%~46% |
| Real Density (g/ml) | 1.05-1.09 g/ml |
| Bulk Density (g/ml) | 0.65-0.70 g/ml |
| Specific Surface Area | ≥480 m²/g |
| Adsorption Capacity | ≥45 mg/g |
Key Features of AB-8 Resin
Macroporous Adsorption Resin AB-8 is distinguished by its exceptional physical and chemical properties, making it a versatile choice for various applications. Here are the standout features of this resin:
- Color and Visibility: The milky white or light yellow color simplifies the observation of colored organic compounds during processing, enhancing operational efficiency.
- Chemical Stability: AB-8 is insoluble in acids, alkalis, and organic solvents, allowing for flexible selection of adsorbents and desorbents. This stability ensures long-term use without degradation.
- High Selectivity: The resin exhibits strong selectivity for organic matter, remaining unaffected by the presence of inorganic salts, which is crucial for purification processes.
- Easy Regeneration: AB-8 can be regenerated using water, dilute acids, alkalis, or low-boiling organic solvents like methanol or ethanol, reducing operational costs and downtime.
- Robust Mechanical Strength: The resin maintains its structural integrity under various conditions, ensuring a long service life and minimizing the need for frequent replacements.
Applications of AB-8 Resin
The versatility of Macroporous Adsorption Resin AB-8 makes it suitable for a wide range of applications. Below are some of the primary uses of this resin:
1. Water Purification
AB-8 is widely used in water treatment processes to remove organic contaminants, heavy metals, and other impurities. Its high adsorption capacity and selectivity make it an effective solution for purifying drinking water and industrial wastewater. Explore water purification resin solutions.
2. Pharmaceutical Industry
In the pharmaceutical sector, AB-8 is employed for the extraction and purification of active pharmaceutical ingredients (APIs), such as alkaloids and glycosides. Its ability to separate target compounds from complex mixtures ensures high purity and yield, critical for drug development.
3. Food and Beverage Processing
The resin is utilized in the food industry for the purification of natural products, including stevioside and other sweeteners. Its non-toxic nature and high efficiency make it ideal for processing food additives and flavoring agents.
4. Environmental Protection
AB-8 plays a vital role in environmental remediation by adsorbing pollutants from soil and water. Its robustness and reusability contribute to sustainable practices in pollution control.
Resin Pretreatment and Regeneration
To ensure optimal performance, proper pretreatment and regeneration of AB-8 resin are essential. Here are the recommended procedures:
Resin Pretreatment
Industrial-grade resins often contain inert solvents, necessitating pretreatment. Follow these steps for effective preparation:
- Fill the extractor with 10-20 cm of ethanol above the resin layer and soak for 3-4 hours.
- Drain the soaking solution and repeat the washing process until the outlet solution is clear.
- Rinse the resin with clean water until no ethanol odor remains.
Enhanced Regeneration
When the resin’s adsorption capacity diminishes, enhanced regeneration is required:
- Soak the resin in 3-5% hydrochloric acid for 2-4 hours, then rinse with 5-7 times the volume of the acid solution.
- Repeat the process with 5% sodium hydroxide solution, ensuring thorough rinsing until the effluent is neutral.
Precautions for Use and Storage
To maintain the integrity and performance of AB-8 resin, the following precautions should be observed:
- Storage Temperature: Keep the resin at 5-40°C to prevent freezing or mildew, which can compromise its functionality.
- Water Content Management: Avoid direct water injection if the resin dries out; instead, rehydrate it with ethanol before rinsing with water.
- Pre-Filtration: Ensure the solution to be processed is free of impurities to prevent resin poisoning and maintain efficiency.
- Storage Methods: After washing, store the resin in clean water or saturated saline/ethanol to prevent contamination.
Company Background: Hebei Lijiang Biotechnology Co., Ltd.
Hebei Lijiang Biotechnology Co., Ltd., a leading manufacturer of advanced materials, has established itself as a trusted name in the field of adsorption resins. With a commitment to innovation and quality, the company specializes in developing products that meet the stringent demands of modern industries. Visit Hebei Lijiang Biotechnology’s website to learn more about their comprehensive product range and industry expertise.
Conclusion
Macroporous Adsorption Resin AB-8 stands out as a reliable and efficient solution for separation and purification processes. Its unique combination of physical and chemical properties, coupled with its ease of regeneration, makes it a valuable asset across multiple industries. As the demand for sustainable and high-performance materials continues to grow, AB-8 remains a cornerstone in the advancement of industrial and environmental technologies.
References
1. NIST (National Institute of Standards and Technology): The principles of material science and standards development, as outlined by NIST, underscore the importance of precise measurements and reliable materials in industrial applications. For more information, visit NIST’s official website.
2. Hebei Lijiang Biotechnology Co., Ltd.: For detailed specifications and product information, refer to the official website AB-8 Macroporous Adsorption Resin.
Hebei Lijiang Biotechnology Co., Ltd, is a new material manufacturer specializing in the production of high-performance special ion exchange resins.mixed bed resin suppliers It is a modern high-tech enterprise that integrates the research and development,production, sales, and service of resin materials and resin terminal products.ion exchange resin The company is committed to producing high-quality industrial grade, food grade,pharmaceutical grade, and nuclear grade resins.cation exchange resin It has passed ISO9001 management certification,SGS certification, and WQA international certification from the American Water Quality Association, and has obtained a national food hygiene license. Food grade resin products comply with FDA standards in the United States.super blog