Borosilicate glass grade 1 (JR-1) is used. Material: Borosilicate glass-1
*Special orders available
Suitable size of cylindrical filter paper: The inner diameter of the extraction part where the filter paper is placed is φ50mm, so it can be used with diameters smaller than that.
RoHS2 (EU)2015/863 compliant [About RoHS]
