Below the neck bulb, the neck is graduated from 0 to 1.0 mL and has two extra 0.1 mL lines both above 1.0 mL and below 0.0 mL, with a tolerance of ±0.05 mL
Above the neck bulb, the neck is graduated from 18 to 24 mL in 0.1 mL intervals, with a tolerance of ±0.05 mL