The double metric scale has two sets of numerals, one reading from the bottom to the top of the cylinder (ascending) and the other reading from the top to the bottom (descending). “TD” appears on each cylinder and indicates the cylinder is calibrated to deliver. SAFE-GARD® bumpers are supplied with sizes 25 through 2000 mL. The 10 mL size has an enlarged funnel-shaped top for ease of filling. The 10 and 25 mL sizes are comparatively short to provide increased stability. Scale is durable white ceramic enamel. Designed from ASTM Specification E1272, Style I, Class B requirements.