• Includes #19 standard taper stopper
• All parts except the stopper are steam autoclavable at 121? C
• Stem is 40mm long and has a 9.5mm O.D.
• Good clarity for viewing layers
• Polypropylene (PP) funnel is shatter proof and resistant to most chemicals including hydrofluoric acid
• Shatter proof and inert 4mm stopcock plug made from Teflon® PTFE