Glassware Inscriptions Laboratory Operations Review 30
INSCRIPTION EXPLANATION
A
20 °C
TC
TD
Class A. Meets high standards for accuracy.
Temp of calibration. Temp glassware & solutions should be for maximum accuracy.
To contain. Vessel calibrated to hold specified volume (e.g., volumetric flask).
To deliver. Vessel calibrated to deliver specified volume (e.g., graduated cylinder).