Pyrex® Fritted Discs from Corning are designed for use in Pyrex brand extractors, where it is desirable to weigh the material extracted or where paper thimbles may be attacked by the chemicals used. Five different sizes are available.
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Pyrex® Fritted Disc, Body Diam. 45 mm, Porosity 40-60 μm, Corning (CAT#: STEM-L-2099-LKN) Pyrex® Fritted Disc, Body Diam. 45 mm, Porosity 170-220 μm, Corning (CAT#: STEM-L-2101-LKN) Pyrex® Fritted Disc, Body Diam. 35 mm, Porosity 170-220 μm, Corning (CAT#: STEM-L-2102-LKN) Pyrex® Fritted Disc, Body Diam. 25 mm, Porosity 40-60 μm, Corning (CAT#: STEM-L-2103-LKN)