6-Pack 2-Part Polypropylene Buchner Funnels for 11-12.5cm Filter Paper, 13cm ID

This pack of 6 polypropylene Buchner funnels features a two-part interlocking design with a perforated filter plate. The two parts combine to form a vacuum seal without requiring greasing. Each funnel has a mouth inner diameter of 130mm and an assembled length of 210mm. The stem measures 85mm long with a 20mm inner diameter. Designed for use with 11-12.5cm filter paper (not included). The polypropylene construction is lightweight and autoclavable. Suitable for filtration applications in professional laboratories and science classrooms.