Hewlett-Packard Agilent 1050 Quaternary HPLC Pump

Flow range: Setpoints from 0.001 to 9.999 ml/min
in 0.001 ml/min increments
Flow precision: < 0.3 % RSD (typically < 0.15%)
based on retention time at 0.5 ml/min and 2.5 ml/min
Pressure: Operating range from 0-400 bar up to 5 ml/min
from 0-200 bar up to 10 ml/min
Compressibility comprensation:
User-selectable, based on mobile phase compressibility
Recommended pH range: 2.3 to 12.5
Gradient fromation: Low pressure quaternary mixxing/gradient capability using proprietary high-speed
proportioning valve
Composition Range: 0 to 100% in 0.1%
increments from four independent channels
Methods: Battery-backed storage of up to 10 methods
Analog Output: For pressure monitoring, 2 mV/bar