$16.99 (as of 19/02/2020 21:43 PST details )
Features:
- 3 sizes of glass funnel, 50mm, 75mm, 100mm
- Dim.50mm x 50mm, stem Dia.7mm Dim.75mm x 75mm, stem Dia.9mm Dim.100mm x 100mm, stem Dia.13mm.
- Borosilicate glass 3.3, with 60 bowl angle for precise fitting of filter paper
- Comply with the ISO 4798 standard