Puradisc 13 Syringe Filter, 0.1 µm, nylon Puradisc Syringe Filters combine premium quality and economy. They are well suited for quick, efficient filtration of samples up to 100 ml volume. Standard inlet and outlet luer connectors. Optional sterile, medical-grade blister pack. Tube-tip format (optional) for accurate dispensing into a micro-vial. Choice of membrane or glass microfiber filter media. Choice of filter sizes (4 mm, 13 mm, or 30 mm) to minimize sample loss. Sterile option for critical applications. Puradisc filters are produced from pigment-free polypropylene or polycarbonate with standard inlet (female luer lock) and outlet (male luer) connections, unless otherwise stated. Options include a sterile, medical-grade blister pack for critical applications and a special tube tip outlet that allows the sample to be accurately dispensed into a micro-vial, eliminating air lock.