Agilent 1200 HPLC

Specifications :
Hydraulic system Two dual piston in series pumps with proprietary servo-controlled variable stroke drive, floating piston design and active inlet valve
Setable flow range : Setpoints 0.001 – 5 ml/min, in 0.001 ml/min increments
Flow range 0.1 – 5.0 ml/min
Flow precision £ 0.07% RSD, or £ 0.02 min SD whatever is greater, based on retention time at constant room temperature
Flow accuracy ± 1% or 10 µl/min whatever is greater
Pressure Operating range 0 400 bar (0 – 5880 psi) up to 5 ml/min
Pressure pulsation < 2 % amplitude (typically < 1 %), at 1 ml/min isopropanol, at all pressures > 1 MPa
Compressibility compensation User-selectable, based on mobile phase compressibility
Recommended pH range 1.0 – 12.5, solvents with pH < 2.3 should not contain acids which attack stainless steel
Gradient formation High-pressure binary mixing, delay volume 180 – 480 µl without mixer, 600 – 900 µl with mixer, dependent on back pressure
Composition range 1 – 99 % or 5 µl/min per channel, whatever is greater
Composition precision £ 0.5% absolute
Composition accuracy ± 0.15% RSD, at 1 ml/min
Control and data evaluation Agilent ChemStation for LC
Analog output For pressure monitoring, 2 mV/bar, one output
Communications Controller-area network (CAN), GPIB, RS-232C, APG Remote: ready, start, stop and shut-down signals, LAN optional
Weight 15.5 kg (34 lbs)
Dimensions (width × depth × height) 180 x 345 x 435 mm (7 x 13.5 x 17 inches)
Electrical Requirements 100 – 240 VAC, ± 10%, 50 or 60 Hz, ± 5%, 220 VA, 74 W / 253 BTU