CLOSEOUT: NIOSH-Approved N95 Masks for 30 cents each! Get them now!
Gas dispersion tubes are used to saturate liquids with a gas. These micro size borosilicate glass gas dispersion tubes have a frit 7mm OD x 12mm. The stem is 6 mm OD x 100 mm long
Available in fine, medium, coarse and extra-coarse porosities.