2487 Dual Wavelength Absorbance Detector, Waters (CAT#: STEM-CPO-0716-ZJF)

The manufacturer of the 2487 Dual Wavelength Absorbance Detector, Waters is Waters.
Refurbished Waters 2487 Dual Wavelength Absorbance Detector. (p/n WAT081110)
Designed to provide the highest performance in UV/Vis detection for your HPLC analyses, Waters 2487 Dual Absorbance UV/Vis Detector offers the sensitivity required for detection of minor impurities, with the linear dynamic range to simultaneously quantitate major and minor components.
With versatile and easy programmability from the front panel keypad, time saving qualification derived from the built-in cuvette holder, the ability to view real-time chromatograms or spectral scans via the front panel LCD display, and dual wavelength performance, the detector will enhance the productivity of any chromatography laboratory.

Condition: Refurbished, Certified Pre-owned
Wavelength range: 190 to 700 nm
Bandwidth: <5 nm
Wavelength accuracy: +1.0 nm
Wavelength repeatability: +0.1 nm
Single λ dry noise: <5 µAU (at 230 nm, 1 –second digital filter, 30-second segments, 10-Hz data rate, analytical cell)
Wet noise: <8 µAU (at 230 nm, 1-second digital filter 30-second segments, 10-Hz data rate, analytical cell)
Dual channel noise (dry): <35 µAU (measured at 230 nm, running at 230 to 280 nm with 2-second filter at 1-Hz data rate; dry, analytical cell)
Dual channel noise (wet): <45 µAU (measured at 230 nm, running at 230 to 280 nm with 2-second filter at 1-Hz data rate; 1 ml/min, flow of acetonitrile, analytical cell)
Linearity: <5% at 2.5 AU, propylparaben at 257 nm
Drift: 1.0 x 10-4 AU/hr. max (∆T = +2°C/hr.)
Thermal drift: 1.0 x 10-4 AU/°C max (∆T = +2°C/hr.)
Sensitivity setting range: 0.0001 to 4.0000 AUFS
Filter setting range: Single-wavelength:
0.1 to 5.0 seconds
Dual-wavelength: 1 to 50 seconds
Time-constant: To 5.0-second Hamming filter
Digital data rates:
1,2,5,10,20,40,80 Hz (single channel)
1,2 Hz (dual channel)
Analog output data rates (single λ mode):
10,20,40,80 Hz (channel A)
10 Hz only (channel B)
Lamp source: 30-W High Brightness Deuterium lamp, 0.5 nm aperture, pre-aligned 2000 silicon photodiodes (matched pair)
Second-order filter: Automatic for wavelengths > 370 nm
Wavelength calibration filter: Erbium filter, used at startup or on demand
Flow cell: TaperSlit flow cell design
Nitrogen purge: Purge fitting present on optics bench
Path length: 10 mm (standard analytical)
Cell volume: 10 µL (standard analytical)
Pressure limit: 6895 kPa (69 bar,1000 psi)
Materials: 316 stainless steel, fused silica, Tygon
Operating temperature: 4 to 40 °C (39 to 104 °F)
Operating humidity: 20% to <95%, noncondensing
Shipping and storage: -30 to +60 °C
Shipping and storage humidity: 0% to <95% noncondensing

Patented TaperSlit flow cell: Ensures highest sensitivity while maintaining optimal spectral performance.
Lamp Optimization Utility: Automatically maximizes S/N in visible and UV wavelength ranges ensuring consistent results over time.
Simplified User Maintenance : Easily accessible mirrors, interchangeable flow cells and pre-aligned lamps make the 2487 easy to operate and maintain.
Application versatility : Optimal detector performance for use in analytical, preparative and microbore applications.

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