1050 Variable Wavelength Detector (VWD) 79853A and 79853C, Agilent Technologies/HP (CAT#: STEM-CPO-0356-ZJF)

The manufacturer of the 1050 Variable Wavelength Detector (VWD) 79853A and 79853C, Agilent Technologies/HP is Agilent Technologies/HP.
Hewlett Packard 1050 Variable Wavelength Detector (VWD) 79853A and 79853C available. This instrument can be purchased as part of a complete HPLC system.

Condition: Refurbished, Certified Pre-owned
Detection Type: Double beam photometer
Noise: < 1.5 x 10-5 AU peak-to-peak at 254 nm, flowing water at 1 ml/min, 1 second response time (10-90%), standard flow cell
Drift: < 5 x 10-4 AU/hour at 254 nm after warm-up.
Wavelength Range: 190 – 600 nm, settable in 1 nm increments
Wavelength Accuracy: ±2 nm
Wavelength Reproducibility: ±0.3 nm
Bandwidth: 6.5 nm
Linear Absorbance Range: Better than 1% up to 1.2 AU using acetone at 265 nm
Response Time: 0.25, 1 or 4 seconds (10-90%); user-selectable
Spectra:
Storage of 1 spectrum during run; scan rate 10 nm/sec; range from 190 to 600 nm, selectable.
Post-run plotting speed from 1 to 50 nm/sec selectable; plotting of background-corrected spectrum
Light Source: Deuterium lamp from 1090/40/50 DAD
Flow Cells:
Standard 14 µl volume, 8 mm pathlength cell with 40 bar (588 psi) pressure maximum. Optional micro, preparative, high-pressure cells are available
Display: Single line, 16 character fluorescent display with real time display of operating parameters and/or absorbance
Control: Integrated keyboard with function keys; parameter editing during run possible; keyboard lock; optional control by computer or 3396 Series II integrator
Parameters: Wavelength, output range, response time, zero, offset, balance, spectrum acquisition
Diagnostic Aids: Wavelength calibration check with Holmium oxide filter
Time-programs: Time-programmable wavelength and output range; storage of up to 5 time-programs
Analog Output:
One output user-configurable as recorder or integrator. For recorder: 100 mV or 1 V output range from 0.001 to 4 AU, user-selectable;
for integrator: 100 mV/2 AU full scale or 1 V/2 AU full scale, user-selectable
Communications: START (input/output), STOP (input/output), READY (output), SHUTDOWN (output) for synchronization with other LC modules
Safety Aids: Extensive diagnostics, error detection and display via front-panel LED’s. Leak detection, safe leak handling, leak output signal for shutdown pumping system. Low voltages in major maintenance areas
Environment:
Temperature range: 5 to 55°C
Humidity: < 95% (non-condensing)
Power Requirements:
Line voltage: 100-120 or 220-240 VAC ±10%
Line frequency: 48-66 Hz
Power consumption: 150 VA max

Refurbished to meet manufacturer's specification
In excellent condition
Thoroughly cleaned
Money back guarantee
Certified with warranty

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