PYREX 60° Angle Fluted Laboratory Funnel - Short Stem Borosilicate Glass Funnel – Premium Chemistry Reusable Funnel for Laboratories, Classrooms or Home Use - PYREX Lab Glassware, 100mL, 2/Pk

The unique chemically stable heat-resistant low-expansion borosilicate formula of PYREX glass from Corning has been trusted by scientists for more than 100 years The PYREX brand funnels are mechanically strong chemically inert and thermally stable Molded to an accurate 60° angle for ease in fitting filter paper with inside flutings to increase filtration rates