Thermo Dowex 50WX8 Strongly Acidic Cation Exchange Resin 200-400 Mesh Hydrogen Form

The Thermo Dowex 50WX8 is a *strongly acidic cation exchange resin* in the hydrogen form, engineered for high-resolution separation of cationic species. This resin features a *crosslinked styrene-divinylbenzene gel matrix* with 8% cross-linkage, providing enhanced mechanical and chemical stability suited for demanding bioprocessing and analytical applications.

• Functional Group: Sulfonic Acid (-SO3H)
• Mesh Size: 200-400 mesh uniform beads for reproducible column packing and precise control in chromatography
• Exchange Capacity: Approximately 1.1 meq/mL (wetted bed volume), supporting efficient cation retention and separation
• Moisture Content: 50-58%, critical for maintaining bead swelling and ion exchange functionality
• Recommended Techniques: Ion exchange chromatography, low-pressure liquid chromatography (LPLC), water purification, biochemical sample preparation
• Applications: Widely used in biotechnology workflows for *molecular diagnostics*, *biopharmaceutical production pipelines*, and *synthetic biology research* requiring high purity ion removal and sample fractionation
• Physical Properties: White to off-white beads, loss on drying ~55% at 110°C, ensuring stable performance under operational conditions
• Storage: Ambient, sealed containers in dry conditions to preserve resin integrity

This resin is essential in *molecular cloning workflows* and *bioprocessing* environments where reproducible cation separation is critical. Its fine mesh and high exchange capacity make it popular among researchers focusing on *biomedical engineering*, *cell imaging*, and *fluorescence analysis* requiring high purity reagents and sample separation. The resin’s stability and performance make it integral for *deionization*, *protonation reactions*, and trace ion removal in *clinical diagnostics* and *biomanufacturing* processes.