These 1mL PYREX volumetric pipets are manufactured to Class A capacity tolerances as indicated by ASTM E-969. The rugged construction, colored enamel graduations and markings provide a pipet which will give good life and service.

These reusable 2mL PYREX pipets are calibrated to Class A tolerances in accordance with ASTM E-542, and ASTM E-1293. Each pipet is inpidually serialized and supplied with a Certificate of Identification and Capacity, traceable to NIST standards. Calibrated "to deliver" (TD) their total capacity without blow-out. Color-coded by size for easy identification. Colored graduations are enameled onto the glass.

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These reusable 1mL PYREX  glass pipets are color-coded by size for easy identification and sorting. Colored graduations are enameled onto the glass. The graduation intervals on these pipets are 0.1mL They are calibrated "to deliver" (TD) their total capacity without blow-out. Reference: ASTM E-1293.

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