Corning Pyrex 1 ml Volumetric Pipets, Serialized/Certified, Tc/Td, Class A, Color-Coded, Colored Markings

These 1 mL PYREX volumetric pipets are calibrated to Class A tolerances in accordance with ASTM E-542, and ASTM E-969. These 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. Color-coded markings enameled onto the glass.

Tested and calibrated in an ISO/IEC 17025 certified laboratory.