PYREX® Volumetric Pipets, Class A Calibrated TC & TD

Corning® precision PYREX® volumetric pipets are manufactured and calibrated "To Contain" (TC - bottom line) and "To Deliver" (TD - top line) to specifications for Class A volumetric ware. These calibrated volumetric pipets are color-coded with colored graduations and calibration lines enameled onto the glass for easy size identification. Corning Borosilicate Glass.