Heavy-duty filtering flasks optimize your vacuum filtration process
Easy-to-read white enamel graduations
Heavy-wall borosilicate glass with sturdy rim for enhanced durability
These heavy-wall flasks with tubulation are constructed of durable borosilicate glass designed to give maximum mechanical strength. For convenience, the flasks are graduated to show approximate capacity. The neck finish and heavy-duty rim affords an excellent fit for rubber stoppers.