QUICKFIT® Flasks Round Bottom, two necks, ground centre socket NS 14/23, with septum side neck, 10mL
Manufactured from 3.3 expansion borosilicate glass complying with ISO 3585 (ASTM E-438 Type 1 Class A), Ideal for semi-micro and micro scale preparations, Vertical centre neck has a ground NS 14/23 socket and an angled side arm designed to take a rubber septum seal, The septum side neck has a outside diameter of 19mm and an internal diameter of 15.4mm to accept a 16mm septum