<L/S Pump Heads Selection Guide>

Description	Flow rate (mL/min)	Multichannel or stackable	Special features
Standard View Virtual Catalog - English	0.001 ~ 2900	Yes, stack up to 4 heads	- highest precision, yet economical - accurate, repeatable fluid transfer - each head dedicated to one tubing size
Easy-Load II View Virtual Catalog - English	0.001 ~ 2900	Yes, stack up to 4 heads	- easy tubing changes - automatic retention - adjustable occlusion
Easy-Load 3 View Virtual Catalog - English	0.001 ~ 2900	Yes, stack up to 4 heads	- easy tubing changes - automatic retention - same side tubing entry/exit - install and stack without tools or hardware
Easy-Load View Virtual Catalog - English	0.001 ~ 2300	Yes, stack up to 4 heads	- load or change multiple tubing sizes quickly and easily - low maintaenance - models available for ATEX Zone 2 applications
High-Performance View Virtual Catalog - English	0.006 ~ 3400	No	- Highest flow rate of any L/S pump head - up to 100 psi with L/S High-Pressure - ATEX Zone 2 applications model available
PTFE-Tubing View Virtual Catalog - English	0.001 ~ 65	No	- used rigid PTFE tubing - pressure up to 150 psi - transfer aggressive solvents - high purity
Multichannel View Virtual Catalog - English	0.00005 ~ 2300 (per channel)	Yes, stack up to 32 channels	- Synchronous flow from up to 32 channels without cartridges - two-stop tubing sets are easy to load with no adjustment needed
Multichannel Cartridge  View Virtual Catalog - English	0.00001 ~ 1700 (per channel)	Yes, 1 to 12 channels	- Synchronous flow rates - run up to 12 channels on a single pump head - easy tubing changes - holds tubing securely in place
PTFE-Diaphragm View Virtual Catalog - English	10 ~ 800	No	- PTFE and borosilicate glass are the only wetted parts - up to 100 psi (6.9 bar ) - accurate metering - handles aggressive fluids