Welch, 202701, 1.2 l/min 1.8 Torr 1 Phase Self-Cleaning Dry Vacuum System w/ Digital Adjustable Vacuum 1.2 l/min 1.8 Torr 1 Phase Self-Cleaning Dry Vacuum System with Digital Adjustable Vacuum & American Plug, 115V - 60Hz Complete oil-free dry vacuum systems for rotary evaporators and concentrators4.6 stars, based on 66 reviews
Corrosion-resistant PTFE diaphragm vacuum pump systems enable superior control and efficiency for each evaporation
Features Automatic Self-cleaning purge maintains efficiency, extends diaphragm life Free air displacement 35 L/min 1.2 CFM Incremental ballast switch enables fast response to bumping / foaming Applications Controlled vacuum for Rotary evaporators Centrifugal concentrators, and other evaporative processes.
Provides controlled solvent stripping in flasks up to 5 L
Use 2 torr Model 2027 for solvents with atmospheric B.P