These reusable PYREX® pipets are calibrated to Class A tolerances in accordance with ASTM E-542, and ASTM E-1293. Each pipet is individually serialized and supplied with a Certificate of Identification and Capacity, traceable to NIST standards. Calibrated "to deliver" (TD) their total…

Calibrated "to deliver" Large tip opening to allow more rapid intake and delivery of suspensions and viscous materials Color-coded by size for easy identification and sorting Accu-Red graduations are permanently fused into the glass Two rings at the top indicate the pipet…

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