PYREX® 4L Heavy Wall Filtering Flasks w/ Sidearm Tubulation
Item No. 41242858
These PYREX® 4L flasks have sidearm tubulations and are blown in special molds designed to give maximum mechanical strength. For convenience, the flasks are graduated to show approximate capacity. The neck finish affords an excellent fit for rubber stoppers. Tubulation O.D. is 12.5mm.