pump for HPLC chromatography 0 pages
www.discoverysciences.com 18 hplc instruments
analytical hplc
HPLC Pumps
Model 426 and 301 HPLC Pumps
Description Part No.
Model 426 HPLC Pump
PEEK, 85–265VAC, 47–63Hz 426150
Stainless Steel, 85–265VAC, 47–63Hz 426250
Model 301 HPLC Pump
PEEK, 85–265VAC, 47–63Hz 301150
Stainless Steel, 85–265VAC, 47–63Hz 301250
6772
Both pumps are available in stainless steel or biocompatible PEEK.
Low-Cost, High-Performance Isocratic Pumps
Both pumps feature:
• Built-in pulse dampener and rapid refill for
pulse-free operation
• Self-flushing pump head for longer seal-life
• Automatic prime/purge system for easy priming
• Wide flow range for broad HPLC work, including
semi-preparative applications
• EZChrom driver and cables included
The Model 426 has these additional features:
• User-settable upper and lower pressure limits
• Pressure monitoring on the LCD
• Interfacing features for convenient pump control
3 yr warranty
Model 301 HPLC Pump 426 HPLC Pump
Flow Range: 0.01–10mL/min 0.01–10mL/min
Isocratic/gradient: Isocratic Isocratic
Pressure Monitoring: No Yes
Max. Operating
Pressure:
6000psig (SS),
5000psig (PEEK)
6000psig (SS),
5000psig (PEEK)
Flow Precision: 0.2% RSD 0.2% RSD
Flow Accuracy: ±2.0% ±2.0%
Dimensions: 6" H x 11" W x 18" D
(15cm H x 26cm W x
46cm D)
6" H x 11" W x 18" D
(15cm H x 26cm W x
46cm D)
Weight: 30lb (14kg) 30lb (14kg)
Warranty: 3-year parts, excluding
seals, check valves,
and pulse dampener;
1-year labor
3-year parts, excluding
seals, check valves,
and pulse dampener;
1-year labor
Drivers: EZChrom Elite/EZStart EZChrom Elite/EZStart
best
value
We Have a Pump for Every Need and Budget
Use this pump feature comparison chart to choose the pump that is best for your application, then go to the catalog page for
more information.
Model Catalog Page Flow Range Isocratic/Gradient Pressure Monitoring
301 HPLC Pump 18 0.01 - 10mL/min isocratic No
426 HPLC Pump 18 0.01 - 10mL/min isocratic Yes
626 HPLC Pump 19 0.001 - 12mL/min isocratic or binary gradient Yes
627 Preparative Pump 19 0.01 - 100mL/min isocratic or binary gradient Yes
442 Binary Gradient Pump 20 0.001 - 5.000mL/min binary gradient Yes
801 Ultra-High Pressure Pump 20 0.001 - 5.000mL/min isocratic or binary gradient Yes
727 Quaternary Gradient Pump 21 0.001 - 5.000mL/min quaternary gradient Yes
Model 426 and 301 HPLC Replacement Parts
Description Part No.
Pump Head Kit, PEEK 120800
Pump Head Kit, Stainless Steel 120799
Piston Seal Kit 120680
Piston 121486
Check Valve Kit, PEEK 060141
Check Valve Kit, Stainless Steel 120679
Alltech® 426 and 301 HPLC Pumps
Note: All replacement parts contain parts for one pump head only. more info
All pumps can be controlled by EZChrom Elite or EZStart
chromatography data systems. The driver and cables are included
with every pump. If you wish to separately purchase the Driver
Kit, please refer to part number 8619000.