PYREX® 60 mL Buchner Funnels with 40 mm Diameter Coarse Porosity Fritted Disc
Corning Life SciencesThese 60 mL PYREX® Buchner funnels have a 40mm diameter coarse porosity fritted disc with a porosity range of 40 to 60 µm which is held toward the maximum pore diameter. The porosity for the pore diameter of the filter is determined in the same manner as specified in ASTM E-128 “Maximum Pore Diameter and Permeability of Rigid Porous Filters for Laboratory Use.” The disc should not be subjected to pressure differential in exces…