Welch WOB-L Pump 2581 Extension Each reactor features adjustable stirring

Each reactor features adjustable stirring speeds and a constant pressure-feeding funnel that allows you to add material to the vessel at a uniform and controlled speed

it is important to regularly change your AC filter

providing you with confidence in your purchase

With a large 4 gallon tank extend your spreading range for more efficiency between tank refills

Welch WOB-L Pump 2581 Extension Each reactor features adjustable stirringWelch L Pump 2581 ***Note: This item has a possible 1 2 week lead time depending on stock availability.*** Product Details Economical Oil Free Adjustable Vacuum Reliable WOB L Piston pump is perfect for many common laboratory vacuum applications. Features: Vacuum to 5 Torr (29. 8"Hg). Includes Vacuum Regulator and Gauge simple to adjust and monitor vacuum level. Inlet Water Trap float ball rises to seal off pump from accidental ingestion of water.