A pipette dispenser unit having a hand-held pipette dispenser having a pipette
connector and a handle, a source of positive and negative air pressure in fluid
connection with said pipette connector, and a foot-operated controller for regulating
the flow of air between said air pressure source and said pipette connector. A
method of metering fluid through a pipette by connecting the pipette to the pipette
dispenser, holding the dispenser with one hand, and controlling fluid flow through
the pipette by operating the controller with at least one foot.