These 500 mL PYREX® pear-shaped separatory funnels have glass No. 4 Standard Taper stopcocks and strong, hollow No. 27 Standard Taper glass stoppers. For replacement glass Standard Taper stoppers, see No. 7650; for stopcock plugs, see No. 7680; for
EcoChoice Claim
I-RECS cover 100% of manufacturing electricity consumption
EcoChoice Narrative
One or more facilities manufacturing this product is 100% covered by renewable energy through the purchase of unbundled energy attribute certificates (EACs).