EISCO 25mm Borosilicate Glass Filter Funnel with 60º Angle & 6.3mm Plain Stem - Lab Grade Filtration Equipment for Chemistry Experiments, Distillation, and Scientific Research

This high quality, borosilicate glass funnel filter is manufactured with a 60 degree angle. Features thick, uniform walls that allow for increased durability, ease of use and continual flow of liquid. It has a 25mm (1") diameter funnel and a 28mm stem length. Stem measures 6.3mm in diameter. Funnel measures 1.75" in total length. In addition to funnel, filter paper is required to correctly separate solids and liquids - Can be used with various sizes of paper. Autoclavable, with superior chemical durability. Low temperature gradient- can withstand high temperatures & thermal shocks. Eisco Labs Borosilicate glass has the following heat tolerances: Strain Point -515°C | Annealing Point 565°C | Softening Point 820°C.Eisco Labs proudly manufactures its own products using state-of-the-art equipment, and following the highest standards of quality control. Each product is carefully designed by a team of laboratory professionals and experienced engineers with quality and durability in mind. They are manufactured with only the highest grade, raw materials and according to international quality standards to ensure that they can withstand use in even the toughest laboratory environments.