PYREX® 250 mL Pear-Shaped Squibb Separatory Funnel, PTFE Product Standard Stopcock, Polyethylene Standard Taper Stopper

Description

These 250 mL PYREX® pear-shaped glass separatory funnels have PTFE (Polytetrafluorethylene) No. 4 Product Standard stopcocks and No. 22 Standard Taper polyethylene stoppers. The stopper is made with a closed bottom and is of linear high density polyethylene to conform to Standard Taper stopper dimensions. The PTFE plug fits into the micro-finish barrel. The plug also reduces freezing problems and grease contamination. For replacement polyethylene Standard Taper stoppers, see No. 7624; for PTFE stopcock assemblies, see No. 7681.

The stopper is made with a closed bottom and is of linear high density polyethylene to conform to stopper dimensions.

For stopper only, see Cat. No. 7624.

  One or more facilities manufacturing this product is 100% covered by renewable energy through the purchase of unbundled energy attribute certificates (EACs).