PYREX® 150 mL Buchner Funnels with 60 mm Diameter Fine Porosity Fritted Disc
These 150 mL PYREX® Buchner funnels have a 60mm diameter fine porosity fritted disc with a porosity range of 4 to 5.50 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 exces…
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These 150 mL PYREX® Buchner funnels have a 60mm diameter fine porosity fritted disc with a porosity range of 4 to 5.50 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 excess of 1 atmosphere. The top edge is beaded. Please check our Technical Information Listing on fritted ware, see Guide to Selecting and Using Fritted Glassware.'Borosilicate Glass Code 7740
