These 50 mL PYREX® round bottom, nongraduated centrifuge tubes have a No. 13 Standard Taper solid glass pennyhead stopper. Rockefeller Institute of Medical Research type.
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).