Atomic Absorption Spectroscopy
Model: E&W ANALYTICAL INSTRUMENTS AAS-7020
Contact Person: Catalin LUCULESCU
Location: CETAL – Room A-102
Wavelength Range: 190 - 900 nm
Spectral Bandwidth: 0.1, 0.2, 0.4, 1.0, 2.0 nm, with 5 second automated switching
Monochromator: C-T grating monochromator
Grating: 1800 / mm
Wavelength Accuracy: ± 0.2 nm
Wavelength Repeatability: better than 0.1 nm
Static Baseline Stability: ≤ ± 0.002 A/30min
Dynamic Baseline Stability: ≤ ± 0.004 A/30min
Blazed Wavelength: 250 nm
Resolution: better than 0.3 nm
Cu Characteristic Concentration: ≤ 0.02 μg/L/1%
Detection Limit: ≤ 0.004 mg/L
Precision: ≤ 0.7% RSD
Automatic Six Lamp Rotating Tower
Temperature: Room temperature - 3000 oC
Maximum injection volume of up to 70 μL
Burner Heads: 50 mm and 100 mm interchange titanium burner heads, titanium atomizer chamber
Position Adjustment: Adjusting mechanism for the best vertical positions and the rotation of the burner, takes one minute to switch between flame and hydride generation.
Measurement Modes: flame absorption, flame emission, graphite furnace, hydride generation.
Analytical Methods: linear, nonlinear, standard addition method.
Available lamps: Ag, As, Ca, Cd, Co, Cr, Cu, Fe, Hg, Mg, Mn, Na, Ni, Pb, Se, Sn, Sr, Zn.
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