Whatman™ Puradisc™ Non-Sterile Polypropylene Syringe Filter, 0.45 µm Pore Size, 25 mm dia Membrane

Whatman Puradisc syringe filters from GE Healthcare's Life Sciences business combine premium quality with economic efficiency. They are well suited for rapid, routine syringe filtration of samples up to 100 ml. Puradisc syringe filters cater to a wide variety of sample types and applications, including capillary electrophoresis, biological preparations, protein filtration, and UV spectroscopy sample preparation. Different Puradisc membrane media support diverse chemical solvents and compounds. Puradisc is available in the following membrane materials: regenerated cellulose (RC), cellulose nitrate, nylon, polytetrafluoroethylene (PTFE), polyethersulfone (PES), polypropylene, polyvinylidene difluoride (PVDF), and cellulose acetate. GE's Whatman Puradisc line is a comprehensive syringe filter portfolio used in a variety of applications. GE also offers high-performance GD/X syringe filters with a multi-layer glass fiber prefilter for filtering larger volumes of harder-to-filter samples.

• Eight different material options
• Choice of 4 mm, 13 mm, and 30 mm syringe filter diameter to suit sample volume
• Range of pore sizes for retaining a variety of particles
• Optional sterile, medical-grade blister pack
• Optional tube-tip format for accurate dispensing into a micro-vial
• Choice of membrane or glass microfiber filter media for wide solvent compatibility
• Sterile option (blister pack) for critical applications
• Tube-tip format (optional) for accurate dispensing into a microvial
• Standard inlet and outlet luer connectors
• Adhesive-free seals eliminate potential sample contamination
• HPLC sample containing low solid content-filtration will improve column life
• For biological sample preparation
• UV/Vis samples-filter directly into cuvette using tube tip
• Refractometry-filter samples to prevent damage to instrument optics and improve accuracy of results