PYREX® Serialized/Certified Class A Volumetric Pipets-CGW 7101-4

These PYREX® volumetric pipets are calibrated to Class A tolerances in accordance with ASTM E-542, and ASTM E-969. Each pipet is individually serialized and supplied with a Certificate of Identification and Capacity, traceable to NIST standards. Sizes 1mL through 25mL are color-coded with colored graduations enameled onto the glass.