Glass Funnel Filters, Glass Funnel Filters are made from high quality borosilicate glass and designed with an angled stem and beaded rim for durability., Each

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Eisco Labs Borosilicate Glass Funnel Filter has a 3" diameter and a pitch of 60° angle, with a long stem measuring 2.75". This autoclavable funnel offers superior chemical durability and can withstand high temperatures and thermal shocks due to its low temperature gradient. Eisco Labs' borosilicate glass has the following heat tolerances: strain point at 515°C, annealing point at 565°C, and softening point at 820°C. Eisco Labs proudly manufactures its own products using state-of-the-art equipment and follows 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 using only the highest-grade raw materials and according to international quality standards, ensuring they can withstand use in even the toughest laboratory environments.