Replacement Stopcock Assembly for Nalgene™ Polypropylene Separatory Funnels with Closure

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.

Features:

• Separation lines between immiscible liquids are easily observed
• Phase interface is observable down to the stopcock
• TFE stopcocks need no lubrication, allowing for easier handling and operation
• Funnel is chemically compatible with a wide range of lab reagents
• Autoclavable/Leakproof

Includes:

• Polypropylene funnel, TFE stopcock and housing, polypropylene screw closure

• For replacement stopcock, order Cat. No. 714301-1025

• Funnels are susceptible to softening and swelling from extended exposure to aggressive solvents though the effect is reversible.
• Stem lengths, 65mm. Autoclavable except for stopcock assembly, which is easily removed for chemical sterilization.
• Autoclavable except for stopcock assembly, which is easily removed and chemically sterilized.