Round bottom, two neck flasks have standard taper outer joints, both being the same size.

• Equipped with either a 2 mm high vacuum glass stopcock or a 0 to 4 mm Chem-Cap® Airfree® inlet valve
• Available in 14/20 or 24/40 joint sizes

Available with a choice of a 2 mm high vacuum glass stopcock with a stainless steel constant pressure retaining device, or a 0 to 4 mm Chem-Cap® Airfree® inlet valve. Side neck can be fitted with septum stopper for sampling or cannula transfer.