Atomic Absorption Spectrophotometer LAAS-A21

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.

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