PYREX® Funnel, filter, cylindrical, 20mm diameter sintered disc, porosity 1, 30mL
Manufactured from 3.3 expansion borosilicate glass complying with ISO 3585 (ASTM E-438 Type 1 Class A), Sintered glass filter discs comply with ISO 4793, Ideal for filtering precipitates, Funnel has a 20mm diameter sintered disc