Borosilicate glass cylinders and flasks are as specified in NIST Handbook 105-2 as a set of U.S

Customary field standard flasks. All sizes are calibrated "to deliver" (TD) at 68°F/20°C (10 second drain). Complete set comes with 2 cases and 7 flasks. Flask sizes consist of 2 oz., 1 gill, 1/2 pint, 1 pint, 1 quart, 1/2 gal - together in one case. The cylindrical 2 oz. unit is graduated from 2 to 16 fl. drams (2 fl. oz). All other sizes are graduated in the neck.