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PYREX™ Squibb Pear-Shaped Separatory Funnels with Rotaflo PTFE-Plug Stopcock

Pear-shaped with standard taper ground neck, offset PTFE-plug stopcock and all-glass PYREX stopper

Manufacturer: corning incorporated  6302-2L

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Catalog No. 10-437-6E

  • / Case

Description & Specifications


Stopper Number 38
Capacity 67.6 oz., 2L
Diameter (English) Outer Stem 0.39 in.
Diameter (Metric) Outer Stem 1cm
Height (English) 19.3 in.
Height (Metric) 49.2cm
Length (English) Stem 2.5 in.
Length (Metric) Stem 65mm
Material Pyrex™
Diameter (English) Outside 5.9 in.
Capacity (English) 67.6 oz.
Diameter (Metric) Outside 15cm
Capacity (Metric) 2L
For Use With (Application) For replacement glass stoppers
Stopper Material Polyethylene
Quantity Each
Product Type Squibb Separatory Funnel

  • Rotaflo (“Slammer”) stopcock uses cylindrical PTFE plug in a glass barrel
  • Knurled knob operates plug against the valve seat, providing precise control of flow
  • Won't freeze; doesn't require lubrication
  • No gaskets or O-rings are used
  • Comes with both a polyethylene stopper and a hollow PYREX stopper with a closed bottom