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Atomic Absorption Spectrophotometer LAAS-A21 Catalog

Atomic Absorption Spectrophotometer LAAS-A21

Atomic Absorption Spectrophotometer LAAS-A21

Overview

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.

Features

  • - 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
Specifications
Monochromator
Wavelength range180 – 900 nm
Spectral Bandwidth0 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)
Grating groove density
Sample Volume
The volume of sample
Repeated Sampling Frequency
Cleaning and waste container volume
Absorbance Range0 - 4 A
The Program
Temperature Range
Detector
Heating Mode
Temperature Control Method
Temperature Control
Resolution
Lamp holder≤ 3 lamps automatic turret, automatic alignment
Lamp current adjustment range
Lamp power supply modepulsed power supply
Optical Systemlarge 1800 /mm grating ruling, full closed optical system
Atomization ChamberPolymer explosion-proof spray chamber
Characteristics Volume
Characteristic concentration (Cu)0.015 μg / mL / 1 %
Detection Limit
Detection Limit (Cu)0.002 μg/mL
Background calibration ability
BurnerFull titanium combustion head, 50 mm or 100 mm general combustion head
NebulizerAtomizer efficient glass atomizer,can also be customized
PrecisionRSD ≤ 0.5 %
Ignition TypeMicrocomputer control, automatic ignition
Sprayer
Room Spray
Sample Tray
The Smallest Lincrement
Safety measures
Gas ControlAutomatic gas control system
MeasurementFlame method, Hydride generation-Atomic absorption method
Concentration calculationStandard curve method(1 - 3 times curve), automatic fitting
The Cooling Water
The number of repeated measurements1 to 99, automatic calculation of average concentration, standard deviation, relative standard deviation.
Print resultsPrint the final stages of test data or analysis. The results can be exported into Excel worksheet.
Software Environment
Operating temperature
Working humidity
Power supply
Power (VAC)
Gross Weight
Weight
Dimension (L × W × H)
Applications :

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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