Pall 47mm 0.45um Metricel Filters, Sterile, 0.45um, Pk 200

The Pall GN-6 membrane (Pall 66068) is certified for the microbiological analysis of potable, waste, process, and natural waters in accordance with the Membrane Filter Technique referenced in Standard Methods for the Examination of Water and Wastewater. Ideal for isolation and enumeration of total and fecal coliforms, E. coli, fecal Streptococcus, fungi, and other heterotrophic bacteria. 

Pall 66068, 0.45um pore size, sterile, 47mm diameter, sold as a pack of 200