Electrical pumps that create a partial vacuum for rotary evaporation, concentration, distillation, degassing solutions, gel drying, blotting, freeze-drying; used with small vacuum ovens, filtration flasks, manifolds; motors can be oil-free.
Purge tubing before or after pumping and pump fluid in either direction. Masterflex™ L/S™ Variable Speed Peristaltic Pump Systems feature splash resistant, stackable ABS plastic housing.