The patented Reference pipette is synonymous with pipetting accuracy, a smooth stroke, a compact and robust design and superior operating comfort. One multifunctional button operates measuring stroke and blow-out as well as ejects the tip. There are 9 adjustable-volume models to cover the range from 0.1 µl to 2,500 µl, and 16 fixed-volume pipettes are available for the range from 1 µl to 2,500 µl.