Dry Fast Collegiate Chemical Duty Dry Membrane Vacuum Pump
35 LPM x 40 Torr
Applications: CO2 and Ethanol Extraction
Welch DryFastTM PTFE Diaphragm Vacuum Pumps enable precise vacuum control for organic evaporations with exclusive Advanced Vapor Management (AVM). Oil-Free, portable, chemical resistant, 1 head diaphragm design simplifies maintenance.
Choose from seven dry PTFE vacuum pump models with flows up to 70 L / min and adjustable vacuum down to 2 Torr. Economical DryFastTM vacuum pumps are perfect for tough lab applications.
For longest membrane life, finish each run with a 5 minute air purge by opening the controller to bleed in room air.
Shipping, Tax, and Fees
Please note that shipping charges will be arranged on an individual basis. Once your order is placed, we will contact you to arrange the best shipping option or schedule a pick up.
When paying with a debit or credit card, a 3.5% service fee will be applied to your total. You are able to pay through our website, but a follow-up invoice will be sent to bill you for shipping and fees.
Taxes - A sales tax will be applied to your final invoice dependant on the state where you reside. If you are a licensed re-seller, please provide us with your ID number and we will reverse all tax charges.
We accept cash, check, and wire transfer payments. Please call to arrange. 503-783-6550