Separatory funnel FEP

Perform your liquid-liquid extractions with these chemically inert, translucent and autoclavable Thermo Scientific™ Nalgene™ Separatory Funnels made with Teflon™ fluoropolymer and Closure made with Tefzel™ which feature a TFE stopcock assembly. TFE stopcock assembly has excellent chemical resistance, is leakproof† when used with provided Nalgene closure and does not require lubrication — can be chemically disinfected. More transparent than our polypropylene separatory funnels. Compatible with all common lab reagents and solvents. Won't chip, crack or shatter like glass separatory funnels.

Separatory Funnels with Teflon at a glance:

• Made of FEP with tap and plug made of Teflon TFE and PP screw cap.
• The phase boundary is recognizable up to the tap.
• TFE cock and plug do not need to be lubricated.
• Leakproof screw cap.
• Resistant to virtually all chemicals, including hydrofluoric acid.
• With the exception of cock and chicks, which can be easily removed, autoclavable.
• Rooster and chicks can be chemically sterilized.
• Screw cap 28 mm, stem length under tap 65 mm.