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Self Cleaning Vacuum System 2028 by Welch
- 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
- Rotary Evaporator
Complete programmable oil-free dry vacuum systems for rotary evaporators and concentrators. Corrosion-resistant PTFE diaphragm vacuum pump systems enable superior control and efficiency for each evaporation. Store up to 5 methods for 2 solvent evaporations. Provides walk-away solvent stripping in flasks up to 5 L. Use 2 torr Model 2028 for solvents with atmospheric B.P. <160o C – rapid DMF stripping at 4 ml/min. Includes keypad controller interface with LED readout. Inlet and exhaust separators protect pump and lab atmosphere.
Product ID#: 202803
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