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Tapered collar design achieves good experimental result in seal. Good tolerance to acids and alkali. buchner funnel flask adapter set

It can be used as a single assembly or used for interlinking apparatus. filter adapter cones collar

Our filter adapter cones set come with 9 different diameters and flexible use for various sizes of experimental filtration apparatus. flask cones tapered collar

Made of high- quality durable rubber with good elasticity, smooth surface, and wear- resisting. rubber stopper funnel flask cones

Reduce the damaged risks for glass stems when inserting or removing them through the rubber filter adapter cone. silicone buchner funnel flask adapter