What is an Atomic Absorption Spectrophotometer?

An analytical tool called an Atomic Absorption Spectrophotometer (AAS) uses the light that each element's atom absorbs to determine the concentration of that element in a sample.

What lies behind atomic absorption spectrophotometry's concept?

The basis of spectrophotometry is the light uptake by unbound atoms in a gaseous state. An excited state is created when atoms in the ground state absorb light energy at particular wavelengths. Analyte content in the sample can be calculated by determining the amount of light consumed.

What are the different components of an Atomic Absorption Spectrophotometer?

The components include an atomizer (commonly used atomizers are Flame atomizers and Electro thermal atomizers), a Radiation source, and a spectrophotometer.

What role does the hollow cathode lamp play in an atomic absorption spectrophotometer's operation?

The hollow cathode lamp in atomic absorption spectrophotometer emits distinctive light at particular wavelengths that match the target analyte. This guarantees that the analyte atoms are excited selectively, resulting in exact and reliable readings.

What are the main characteristics of your Atomic Absorption Spectrophotometers?

Labtron’s Atomic Absorption Spectrophotometers boast flexible atomization technologies, accurate optical systems, a titanium combustion head, and a polymer explosion-proof spray chamber. These elements guarantee accurate and effective trace element analysis, along with improved safety and longevity.

Atomic Absorption Spectrophotometer LAAS-A30

Name: Atomic Absorption Spectrophotometer LAAS-A30
Brand: Labtron
SKU: LAAS-A30
Rating: 5 (797 reviews)

Atomic Absorption Spectrophotometer LAAS-A30 features a 1000mm focal length Czerny-Turner spectrometer with a high-density holographic grating. This spectrophotometer provides exceptional resolution (≤ 0.007 nm) for distinguishing complex spectral lines. It delivers precise and stable plasma power, ensuring reliable and consistent sample excitation. The spectrophotometer features dedicated and precise flow meters for plasma, auxiliary, and carrier gases, allowing for optimal plasma tuning and operation. Our LAAS-A30 provides accurate multi-element analysis for both research and quality control laboratories.

Atomic bsorption Spectrophotometer LAAS-A30_Full front view

Atomic Absorption Spectrophotometer LAAS-A30_Full front tilted view

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Optical System	Czerny-Turner mount
Focal Length	1000 mm
Grating Options	Ion Beam Etching Holographic Grating, 3600 L/mm or 2400 L/mm
Wavelength Range	3600 L/mm: 190 nm - 500 nm 2400 L/mm: 190 nm - 800 nm
Resolution	≤ 0.007 nm (3600 L/mm grating) ≤ 0.015 nm (2400 L/mm grating)
Reciprocal Linear Dispersion	0.26 nm/mm
Slits	Entrance: 10 µm, Exit: 12 µm
RF Generator Type	Solid-state power supply with automated functions
RF Frequency	27.12 MHz ± 0.05%
RF Power Output	800 W — 1200 W
RF Power Stability	< 0.3%
Frequency Stability	< 0.1%
Detection System	Photomultiplier Tube (PMT)
PMT Models	R293 / R928
PMT High Voltage	0 to -1000 V
HV Stability	< 0.05%
Nebulizer Type	Coaxial
Nebulizer Diameter	6 mm (outer diameter)
Spray Chamber	Double barrel type
Spray Chamber Diameter	34 mm (outer diameter)
Torch Type	Three concentric quartz torch
Torch Diameter	20 mm (external diameter)
Work Coil Inner Diameter	25 mm
Plasma Gas Flow	(100-1000) L/h (1.6-16 L/min)
Auxiliary Gas Flow	(10-100) L/h (0.16-1.66 L/min)
Carrier Gas Flow	(10-100) L/h (0.16-1.66 L/min)
Pressure Maintaining Valve	0 - 0.4 MPa
Cooling Water Temperature	20 - 25 °C
Cooling Water Flow Rate	> 5 L/min
Cooling Water Pressure	> 0.1 MPa
Escaped RF Radiation	< 2 V/m (Electric field measured at 30 cm)
Stepping Motor Minimum Pace	≤ 0.0006 nm
Dimension	1590 × 700 × 720mm
Package Dimension	1800 × 800 × 850mm
Net Weight	189kg
Gross Weight	261kg

High-resolution optical system
Stable solid-state rf generator
Broad wavelength range
Precision wavelength drive
High-sensitivity detection
Robust sampling introduction
Comprehensive gas control
Operator safety

Our Atomic Absorption Spectrophotometer LAAS-A30 is ideally suited for the precise quantification of trace elements across a diverse range of samples. It excels at providing accurate multi-element analysis for both research and quality control laboratories.

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Atomic Absorption Spectrophotometer LAAS-A30 Catalog

Available Range :

Atomic Absorption Spectrophotometer LAAS-A30 : Czerny-Turner mount Atomic Absorption Spectrophotometer LAAS-A23 : Large 1800 /mm grating ruling, full closed optical system Flame Atomic Absorption Spectrophotometer LAAS-A12 : Single-beam design

Atomic Absorption Spectrophotometer LAAS-A11

Wavelength Range : 190 to 900 nm
Spectral Bandwidth : 0.2 nm, 0.4 nm, 0.7 nm, 1.4 nm, 2.4 nm, 5.0 nm
Wavelength Accuracy : ≤ ± 0.5 nm
Wavelength Repeatability : ≤ 0.3 nm (single direction)

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Atomic Absorption Spectrophotometer LAAS-A22

Wavelength range : 180 – 900 nm
Spectral Bandwidth : 0.1 nm,0.2 nm,0.4 nm, 1.0 nm, 2.0 nm automatic setting
Wavelength accuracy : ≤ 0.15 nm
Wavelength repeatability : ± 0.1 nm

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Flame Atomic Absorption Spectrophotometer LAAS-A12

Optical System : Single-beam design
Wavelength Range : 190 to 900 nm
Spectral Bandwidth : Automated selection (0.1, 0.2, 0.4, 0.7, 1.4 nm)
Light Source : Automated 8-lamp turret with independent pre-heat

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Atomic Absorption Spectrophotometer LAAS-A14

Wavelength Range : 190 to 900 nm
Spectral Bandwidth : 0.1, 0.2, 0.4,1.0 and 2.0 nm
Wavelength Accuracy : ≤ ± 0.15 nm
Wavelength Repeatability : ≤ 0.04 nm

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Atomic Absorption Spectrophotometer LAAS-A21

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

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Atomic Absorption Spectrophotometer LAAS-A23

Wavelength range : 185 to 900 nm
Spectral Bandwidth : 0.1 nm,0.2 nm,0.4 nm, 0.7 nm, 1.0 nm, 1.4 nm, 2.0 nm automatic setting
Wavelength accuracy : ± 0.15 nm
Wavelength repeatability : < 0.1 nm

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Atomic Absorption Spectrophotometer LAAS-A24

Wavelength Range : 190nm to 900nm
Light Source : 8-Lamp Turret 2 Positions for High-Performance Lamp
Lamp Current Range : 0 To 15ma
Optical System Filter : Czemy-Turner Monochromator

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Atomic Absorption Spectrophotometer LAAS-A20

Wavelength Range : 190 to 900 nm
Spectral Bandwidth : 0.1, 0.2, 0.4, 1.0, 2.0 nm (automatically adjustable)
Wavelength Accuracy : ±0.15 nm
Wavelength Repeatability : ±0.1 nm

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An analytical tool called an Atomic Absorption Spectrophotometer (AAS) uses the light that each element's atom absorbs to determine the concentration of that element in a sample.
The basis of spectrophotometry is the light uptake by unbound atoms in a gaseous state. An excited state is created when atoms in the ground state absorb light energy at particular wavelengths. Analyte content in the sample can be calculated by determining the amount of light consumed.
The components include an atomizer (commonly used atomizers are Flame atomizers and Electro thermal atomizers), a Radiation source, and a spectrophotometer.
The hollow cathode lamp in atomic absorption spectrophotometer emits distinctive light at particular wavelengths that match the target analyte. This guarantees that the analyte atoms are excited selectively, resulting in exact and reliable readings.
Labtron’s Atomic Absorption Spectrophotometers boast flexible atomization technologies, accurate optical systems, a titanium combustion head, and a polymer explosion-proof spray chamber. These elements guarantee accurate and effective trace element analysis, along with improved safety and longevity.