39525-20C PYREX 20mm Diameter 90° Coarse Porosity Fritted Di

Corning These 20mm diameter PYREX® tubes have a coarse porosity (40 to 60µm) fritted disc at an angle of 90° and are used to disperse or scrub gas in liquids. The approximate overall dimension across the disc and stem is 35mm for a 20mm disc. For more information on fritted products, please check the Guide to Selecting and Using Fritted Glassware under Technical Literature. - COG