PYREX 2 mL Volumetric Pipets, Class A, TC/TD, Color-Coded, Colored Graduations Case of 6

These precision 2 mL PYREX volumetric pipets are manufactured and calibrated (TC - bottom line) and To Deliver (TD - top line) to specifications for Class A volumetric ware. Pipets are color-coded with colored graduations and calibration lines enameled onto the glass.