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PTFE stoppers are chemically inert and ideal for applications requiring maximum solvent compatibility
see CB400-13
it can also be employed in situations where filter paper or membranes would be damaged by the chemical nature of the filtrate
Features a coarse-porosity fritted disc to support the column packing
Chromatography Columns with Taper Joint u-shape adapter PTFE stoppers are chemically inertFeatures a robust, heavy wall design suitable for both gravity flow and flash chromatography. Equipped with a PTFE stopcock and a top standard taper outer joint. Does not include a fritted disc; glass wool or cotton is required to support the column packing. Made of borosilicate glass for excellent chemical durability and mechanical strength. Most columns listed on this page are made to order and may require extended lead times. See SC152F for PTFE
