pall Membrane Filter 0.45 micron Membrane Filter, 0.45 µm pore size Background Information Biologically inert mixtures of cellulose acetate and cellulose nitrate have made MF-Millipore membrane filters one of the most widely used membranes in analytical and research surfactant contain minimum amounts of wetting agent and have a lower water extractable content than standard Features amp; Benefits: - Versatile filter for biological and environmental monitoring applications - Available in a range of pore sizes, colored black or white, with or without a gridded surface - Compatible with ethylene oxide, gamma irradiation, and autoclave sterilization methods Applications Application 47 mm diameter, mixed cellulose esters (MCE) membrane, hydrophilic, white, 100 discs Contaminant of Interest Particles (Particulate and gel like matter) Insoluble Contamination (Particulate and Gel-Like Matter) Sediment Regulated Test Method Number ASTM D4898 ASTM D4807 Biological Information Insulin Adsorption 262 µg/cm² Media MF-Millipore Wettability Hydrophilic Physicochemical Information Refractive Index 1.51 Pore Size 0.45 µm Air Flow Rate 4 L/min x cm² Bubble Point at 23 °C ≥1.8 bar, air with water Gravimetric Extractables 2.5% Porosity % 79% Water Flow Rate 60 mL/min x cm² content 200 pcs / pak