Welch BTpro 2163 Botanical Vacuum Pumps - 115V, 60Hz, 1 Phase. PTFE Chemical Resistant Construction with Coated AI Heads.  .6 HP, 6 CFM
 
Chemical duty PTFE constructed diaphragm pump with aoated AI heads for "moderate" chemical duty.   Capable of deep vacuum (6 Torr/ 29.7” HgV) with adjustable vacuum to help control evaporation rate and prevent accidental bumping/foaming.  All wetted services are made of fluoroplastic making this line of pumps highly chemical resistant and nearly maintenance free. Built for durability, reliability, long service life, chemical resistance. Known for high efficiency pumping capacity into deep vacuum.  
 
	
Oil free “dry” operation
	
Chemical resistant with PTFE coating – ideal for solvent, acidic, basic vapors
	
Knob tuneable vacuum control 
	
Deep vacuum for higher purity product – 6 Torr
	
Low maintenance requirement and cost of ownership with longer life span
	
Uncontaminated pumping of gases results in cleaner samples
	
Small footprint and portable 
	
Easily combines with a cold-trap if terpenes are involved in process application
 
Consider model 2064B-01 with PTFE heads for "aggresive" chemical duty. 
 
Additional motor options available.
Additional accessories available for inlet, exhaust, or application.
Complete package systems available.