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Atomic Absorption Spectrophotometer LAAS-A21

Atomic Absorption spectrophotometer comes with flame, graphite furnace and hydride generation system to meet different customer demand. It consist of 1800/mm reticle large are grating monochromator and titanium burner to improve the analysis efficiency and accuracy of the flame. Atomic Absorption spectrophotometer has manual 3 lamp holder configuration & 3 independent lamp power supply for analysis.

Wavelength range	180 – 900 nm
Spectral Bandwidth	0 nm, 0.2 nm, 0.4 nm, 1.0 nm, 2.0 nm (5 steps with automatic changeover)
Wavelength accuracy	≤ 0.15 nm
Wavelength repeatability	± 0.1 nm
Baseline drift	≤ ± 0.002 Abs / 30 min (Static) ≤ ± 0.005 Abs / 30 mins (Dynamic)
Absorbance Range	0 - 4 A
Lamp holder	≤ 3 lamps automatic turret, automatic alignment
Lamp power supply mode	pulsed power supply
Optical System	large 1800 /mm grating ruling, full closed optical system
Atomization Chamber	Polymer explosion-proof spray chamber
Characteristic concentration (Cu)	0.015 μg / mL / 1 %
Detection Limit (Cu)	0.002 μg/mL
Burner	Full titanium combustion head, 50 mm or 100 mm general combustion head
Nebulizer	Atomizer efficient glass atomizer,can also be customized
Precision	RSD ≤ 0.5 %
Ignition Type	Microcomputer control, automatic ignition
Gas Control	Automatic gas control system
Measurement	Flame method, Hydride generation-Atomic absorption method
Concentration calculation	Standard curve method(1 - 3 times curve), automatic fitting
The number of repeated measurements	1 to 99, automatic calculation of average concentration, standard deviation, relative standard deviation.
Print results	Print the final stages of test data or analysis. The results can be exported into Excel worksheet.

1800 /mm reticle (dispersion rate) large area grating monochromator
High performance hollow cathode lamp
Titanium burner for the flame analysis
Polymer automization chamber
Automatic analysis for sensitivity and reproducibility
High precision automatic optical system
Flame, graphite furnace operating mode can be switched automatically
Light source 3 lamp holder
Convenient data processing & sharing & printing
Powerful software with automatic instrument and additional control

Atomic absorption spectrophotometer is widely used in analysis of elements from the mixture in scientific research, environmental science, metallurgy, agriculture & chemical industry, food, mining, and petrochemical, pharmaceutical industries.