PYREX® 15 mL Buchner Funnels with 20 mm Diameter Medium Porosity Fritted Disc
Corning Life SciencesThese 15 mL PYREX® Buchner funnels have a 20mm diameter medium porosity fritted disc with a porosity range of 10 to 15 µm which is held toward the minimum 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 exce…