stonylab Silicone Filter Adapter Cones, 9 Pack Durable Tapered Collar Stopper Buchner Funnel Flask Cones Set, Wear Resistance Smooth Surface, White

Tapered collar design filter adapter cones; widely used in lab to achieve good experimental result in seal; good tolerance to acids and alkali Come with 9 different diameters and flexible use for various sizes of experimental filtration apparatus; can be used as a single assembly or used for interlinking apparatus Made of high-quality silicone, good elasticity, smooth surface, and wear-resisting; can fill gaps easily for good sealing Performs excellent on acid and alkali resistance, high temperature resistance Warranty: 1 year limited warranty; please contact us immediately if there is any problems