QUICKFIT® Dropping Funnel, cylindrical, with PTFE stopcock key, and ground joints NS 14/23, 100mL
Complies with ISO 4800 Type 3, Manufactured from 3.3 expansion borosilicate glass complying with ISO 3585 (ASTM E-438 Type 1 Class A), The funnel stem has an integral ground cone joint, With interchangeable PTFE stopcock key