DESCRIPTION
This is a replacement part for Nalgene™ 4300- and 4301- Separatory Funnels.Perform a variety of lab duties with chemically inert, translucent and autoclavable Thermo Scientific™ Replacement Stopcock Assembly for Nalgene™ Polypropylene Separatory Funnels with Closure. Closure has excellent chemical resistance and requires no lubrication.