Positive displacement Suppliers Directory

Hamilton Company
...Hamilton smooth flow pumps provide accurate and precise aspiration and dispensing at flow rates as low as 100 nL/minute.   Air Displacement ZEUS Pipetting Modules Hamilton Z-Excursion Universal Sampler (ZEUS) is a fully automated, self-contained, and ready-to-go pipe...

Fluid Metering, Inc.
Fluid Metering, Inc. pioneered the first patented valveless rotating and reciprocating piston metering pump concept and has been delivering pumping excellence and precise fluid control for over 50 years.