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Flame Atomic Absorption Spectrophotometer LAAS-A12

Flame Atomic Absorption Spectrophotometer LAAS-A12

Flame Atomic Absorption Spectrophotometer LAAS-A12 is a microprocessor controlled instrument based on analysis of metal ions by flames and their absorption at a wavelength of 190 to 900 nm. The C-T monochromator and variance of bandwidth provides user flexibility. Equipped with safety features like auto shut on acetylene gas leakage makes this instrument user friendly

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Wavelength range 190 nm ~ 900 nm
Spectral bandwidth 0.1 nm, 0.2 nm, 1.0 nm, 2.0 nm
Wavelength accuracy ± 0.25 nm
Wavelength repeatability 0.15 nm
Temperature 15 °C to 30 °C
Humidity ≤ 75 %
Monochromator C-T
Optical system 1800 lines / mm
Detector Photomultiplier
Quality concentration 3.0 μg / ml
Absorbance > 0.300 Abs
LOQ (Cu) 0.006 μg / ml
Burner 100 mm metallic titanium
Repeatability RS D ≤ 1 %
Sprayer Glass, plastic and stainless steel
Atomization chamber Corrosion resistant
Safety protection Turn off alarm for acetylene gas leakage
Measurement method Air-acetylene flame / hydride generator atomic absorption method
Concentration calculation Standard curve, automatic matching, standard addition 
Power 150 W
Power supply AC 220 V / 50 Hz
Dimensions 1000 x 350 x 390 mm
Weight 70 Kg
  • Auto-setting for flow, ignition and flameout protection
  • Automatic control for scanning wavelength and peak
  • Single slit titanium metal burner
  • Photomultiplier detector
  • Corrosion resistant atomizing chamber
  • Glass, plastic and stainless steel sprayer
  • Real time monitoring for flame and pressure
  • Auto shut on acetylene gas leakage for end user safety

Used for analysis of metal element in opaque materials, life science, detection of trace metal elements in food, medical etc.

Compare Models

Model Wavelength range Spectral bandwidth Wavelength accuracy Wavelength repeatability Temperature Humidity Monochromator Optical system Detector Quality concentration Absorbance LOQ Burner Repeatability Sprayer Atomization chamber Safety protection Measurement method Concentration calculation Power Power supply Dimensions Weight
LAAS-A13 - - ± 0.15 nm ≤ 0.04 nm - - - - - - - - - - - - - - - - 220 V ± 22 V AC 700 × 550 × 450 mm -
LAAS-A11 190 - 900 nm - ≤ ± 0.5 nm ≤ 0.3 nm(single direction) - - - - - - - - - - - - - - - - 220 V / 3 A, 50 Hz - -
LAAS-A20 180 - 900 nm - ≤ 0.15 nm ± 0.1 nm - - - - Imported photomultiplier tube - - - Full titanium combustion head, 50 mm or 100 mm general combustion head - - - - - Standard curve method(1 - 3 times curve), automatic fitting - 110 / 220 V (+5 % ~ (-10) %), 60 / 50 Hz; 5000 VA - -
LAAS-A21 180 – 900 nm - ≤ 0.15 nm ± 0.1 nm - - - - - - - - Full titanium combustion head, 50 mm or 100 mm general combustion head - - - - - Standard curve method(1 - 3 times curve), automatic fitting - - - -
LAAS-A22 180 – 900 nm - ≤ 0.15 nm ± 0.1 nm - - - - imported photomultiplier tube - - - Full titanium combustion head, 50 mm or 100 mm general combustion head - - - - - Standard curve method(1 - 3 times curve), automatic fitting - 110 / 220 V (+5 % ~ (-10) %), 60 / 50 Hz; 5000 VA - -
LAAS-A12 190 nm ~ 900 nm 0.1 nm, 0.2 nm, 1.0 nm, 2.0 nm ± 0.25 nm 0.15 nm 15 °C to 30 °C ≤ 75 % C-T 1800 lines / mm Photomultiplier 3.0 μg / ml > 0.300 Abs (Cu) 0.006 μg / ml 100 mm metallic titanium RS D ≤ 1 % Glass, plastic and stainless steel Corrosion resistant Turn off alarm for acetylene gas leakage Air-acetylene flame / hydride generator atomic absorption method Standard curve, automatic matching, standard addition  150 W AC 220 V / 50 Hz 1000 x 350 x 390 mm 70 Kg
LAAS-A23 185 to 900 nm - ± 0.15 nm < 0.1 nm - - - - Imported photomultiplier tube - - - Full titanium combustion head, 50 mm or 100 mm general combustion head - - - - - - - 110 / 220 V (+5 % to -10 %), 60 / 50 Hz; 5000 VA - -

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