Whatman 111107 Polycarbonate Nuclepore Track-Etched Membrane Filter, 47mm Diameter, 0.4 Micron (Pack of 100)

Nuclepore polycarbonate track-etched membrane is made from high quality polycarbonate film and has sharply defined pore sizes. It has high flow rates and excellent chemical and thermal resistance. The membrane has a smooth flat surface for good visibility of particles. Features include low protein binding and low extractables ensuring no sample contamination. Low, consistent ash and tare weights. Circle: 47mm. Pore Size: 0.4µm. 100/Pack. Whatman #: 111107.