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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.

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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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Model Monochromator Wavelength range Spectral Bandwidth Wavelength accuracy Wavelength repeatability Baseline drift Grating groove density Sample Volume The volume of sample Repeated Sampling Frequency Cleaning and waste container volume Absorbance Range The Program Temperature Range Detector Heating Mode Temperature Control Method Temperature Control Resolution Lamp holder Lamp current adjustment range Lamp power supply mode Optical System Atomization Chamber Characteristics Volume Characteristic concentration (Cu) Detection Limit Detection Limit (Cu) Background calibration ability Burner Nebulizer Precision Ignition Type Sprayer Room Spray Sample Tray The Smallest Lincrement Safety measures Gas Control Measurement Concentration calculation The Cooling Water The number of repeated measurements Print results Software Environment Operating temperature Working humidity Power supply Power (VAC) Gross Weight Weight Dimension (L × W × H)
LAAS-A23 - 185 to 900 nm 0.1 nm,0.2 nm,0.4 nm, 0.7 nm, 1.0 nm, 1.4 nm, 2.0 nm automatic setting ± 0.15 nm < 0.1 nm - - - - - - 0 to 4 A Automatic temperature controls up to 20 order Room temperature to 3000 ℃ Imported photomultiplier tube Vertical heating Vertical optical temperature monitoring graphite tube wall temperature The furnace enriched up to 20 times - ≤ 8 lamps automatic turret, automatic alignment - Pulsed power supply Large 1800 /mm grating ruling, full closed optical system Polymer explosion-proof spray chamber 0.4 × 10-12g (Cd) - 0.4 × 10-12g (Cd) 0.002 μg/mL - Full titanium combustion head, 50 mm or 100 mm general combustion head Atomizer efficient glass atomizer, can also be customized RSD ≤ 0.5 Microcomputer control, automatic ignition - - - - Graphite tube damage, water flow Air pressure and other alarm temperature overheating protection Automatic gas control system - - - - - - - - 110 / 220 V (+5 % to -10 %), 60 / 50 Hz; 5000 VA - - - -
LAAS-A20 - 180 - 900 nm 0, 0.2, 0.4, 1.0, 2.0nm (Automatic setting) ≤ 0.15 nm ± 0.1 nm ≤ ± 0.002 Abs / 30 min (Static), ≤ ± 0.005 Abs / 30 min (Dynamic) - - - - - 0 - 4 A - - Imported photomultiplier tube - - - - ≤ 6 lamps automatic turret, automatic alignment - pulsed power supply large 1800 /mm grating ruling, full closed optical system Polymer explosion-proof spray chamber - 0.015 μg / mL / 1 % - 0.002 μg/mL - Full titanium combustion head, 50 mm or 100 mm general combustion head Atomizer efficient glass atomizer,can also be customized RSD ≤ 0.5 % Microcomputer control, automatic ignition - - - - - Automatic gas control system Flame method, Hydride generation-Atomic absorption method Standard curve method(1 - 3 times curve), automatic fitting - 1 to 99, automatic calculation of average concentration, standard deviation, relative standard deviation. Print the final stages of test data or analysis. The results can be exported into Excel worksheet. - - - 110 / 220 V (+5 % ~ (-10) %), 60 / 50 Hz; 5000 VA - - - -
LAAS-A21 - 180 – 900 nm 0 nm, 0.2 nm, 0.4 nm, 1.0 nm, 2.0 nm (5 steps with automatic changeover) ≤ 0.15 nm ± 0.1 nm ≤ ± 0.002 Abs / 30 min (Static) ≤ ± 0.005 Abs / 30 mins (Dynamic) - - - - - 0 - 4 A - - - - - - - ≤ 3 lamps automatic turret, automatic alignment - pulsed power supply large 1800 /mm grating ruling, full closed optical system Polymer explosion-proof spray chamber - 0.015 μg / mL / 1 % - 0.002 μg/mL - Full titanium combustion head, 50 mm or 100 mm general combustion head Atomizer efficient glass atomizer,can also be customized RSD ≤ 0.5 % Microcomputer control, automatic ignition - - - - - Automatic gas control system Flame method, Hydride generation-Atomic absorption method Standard curve method(1 - 3 times curve), automatic fitting - 1 to 99, automatic calculation of average concentration, standard deviation, relative standard deviation. Print the final stages of test data or analysis. The results can be exported into Excel worksheet. - - - - - - - -
LAAS-A22 - 180 – 900 nm 0.1 nm,0.2 nm,0.4 nm, 1.0 nm, 2.0 nm automatic setting ≤ 0.15 nm ± 0.1 nm ≤ ± 0.002 Abs/30 min (Static) ≤ ± 0.005 Abs/30 min (Dynamic) - 1 - 100 μl better than 1 %(at the time of 10 mL - 100 mL) up to 99 Times Each 500 mL 0 - 4 A Automatic temperature control up to 20 order room temperature to 3000 ℃ imported photomultiplier tube vertical heating Vertical optical temperature monitoring graphite tube wall temperature The furnace enriched up to 20 times - ≤ 6 lamps automatic turret, automatic alignment - pulsed power supply Large 1800 /mm grating ruling, full closed optical system Polymer explosion-proof spray chamber 0.5 × 10-12g (Cd) 0.015 μg / mL / 1 % 0.4 × 10-12g (Cd) 0.002 μg/mL - Full titanium combustion head, 50 mm or 100 mm general combustion head Atomizer efficient glass atomizer,can also be customized RSD ≤ 0.5 Microcomputer control, automatic ignition - - 70 sample cups, 6 reagent cup 0.1 μl The graphite tube damage, water flow Air pressure and other alarm temperature overheating protection Automatic gas control system Flame method, Hydride generation-Atomic absorption method Standard curve method(1 - 3 times curve), automatic fitting Can choose cooling water circulation system 1 to 99, automatic calculation of average concentration, standard deviation, relative standard deviation. Print the final stages of test data or analysis. The results can be exported into Excel worksheet. - - - 110 / 220 V (+5 % ~ (-10) %), 60 / 50 Hz; 5000 VA - - - -
LAAS-A11 - - 0.2 nm, 0.4 nm, 0.7 nm, 1.4 nm, 2.4 nm, 5.0 nm - - - - - - - - - - - - - - - < 40 % - - - - - - - - 0.008 mg/ml - - - - - - - - - - - - - - - - - - - - - - 160 Kg -
LAAS-A13 - - 0.1, 0.2, 0.4, 1.0 and 2.0 nm - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 75 Kg -
LAAS-A12 C-T - 0.1 nm, 0.2 nm, 1.0 nm, 2.0 nm - - - - - - - - - - - Photomultiplier - - - - - - - 1800 lines / mm Corrosion resistant - - - - - 100 mm metallic titanium - - - Glass, plastic and stainless steel - - - - - - - - - - - - - - - - 70 Kg -

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