These 1 mL Class A PYREX® volumetric flasks are test tube shaped and do not have snap-caps. The graduation line is sharp and permanent. These Class A volumetric flasks have been manufactured to Class A tolerances as established by ASTM E- 694 for volumetr
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).