KIMAX flask used in assay of oils of cinnamon, chenopodium, cloves, spearmint and other essential oils, according to methods of the United States Pharmacopoeia and the Essential Oil Association of the USA. Calibrated to contain. With a marking spot and a durable white ceramic enamel scale. Neck is graduated from 100 to 110 mL in 0.1 mL subdivisions, with a ring at each 1 mL. Replacement stopper is 41900R.