PYREX® Separatory Squibb Funnel, with PYREX® Stopper and Rotaflo Stopcock, Corning®
These PYREX® glass separatory funnels have Rotaflo® stopcocks and strong, hollow No
22 Standard Taper glass stoppers. A glass stopper is also included for convenience. Stem O.D. is 10mm. Glass and polyethylene replacement stoppers are available seperately.