AA900 Atomic Absorption Spectrometer-Analytical Instruments-TN Lab Supply

AA900 Atomic Absorption Spectrometer

  • $10,800.00 USD


AA900 Atomic Absorption Spectrometer

  • a versatile entry-level instrument with a computer controlled Air/Acetylene flame for general laboratory requirements.
  • Due to its high sensitivity and excellent performance the instrument can be used for a wide range of applications
  • The versatile instrument is available in three configurations
    • AA990F-Flame atomizer only. Priced from $10,800.
    • AA990G-Graphite furnace atomizer only. Priced from $13,500.
    • AA990FG-Combined with flame and graphite furnace atomizer switch aromatically.  Priced from $15,650. 

 

Common Applications include: Agricultural, Environmental, Petrochemical, Clinical.

SUBMIT AN INQUIRY TO FIND THE BEST SOLUTION FOR YOUR APPLICATION. 

Key Features

  • Easy-to-use automation software
  • Integrated safety precautions for user protection
  • Precision accuracy with the integrated correction system
  • Life cycle value, the best choice for less than 8 elements of analysis

Specifications

Model:Flame AA System-AA990F,Graphite AA   System-AA990G,Combined Flame and Graphite Furnace AA System-AA990FG
Spectrometer System
Wavelength range 190-900 nm
Light source Hollow cathode lamp (HCL), Deuterium Arc lamp (D2)
Modulation  Square wave pulse
Modulation frequency

100 Hz self reversal (SR) background,

400 Hz Deuterium Arc (D2) background

Monochromator 
Grating  1800 grooves/mm diffraction grating
Blazed wavelength 250 nm
Focus  300 nm
Bandwidth  0.1, 0.2, 0.5, 1.0, 2.0, 5.0 nm
Scan mode Automatic
Photometric type Single beam
Wavelength accuracy ±0.15 nm
Wavelength resolution 0.2 nm±0.02 nm
Wavelength reproducibility <0.05 nm
Spectral bandwidth 0.5, 1.0, 2.0, 5.0 nm
Baseline stability 0.005 A/30 min
Background correction

Deuterium Arc (D2) 1.0 Abs, 

Self Reversal (SR) 3.0 Abs

Flame Analysis
Flame type Air/acetylene
Sensitivity (Cu) 2 μg/ml Absorption>0.280 Abs
Characteristic Concentration Cu<0.02 μg/ml
Detection limit Cu<0.004 μg/ml
Repeatability Cu<0.7 %
Burner head Titanium Alloy
Nebulizer 

High–efficiency glass,

acid proof available as an option

Pre-mix chamber Corrosion resistant
Atomizer selection Manual (AA990F)
    Automatic changeover (AA990FG)
Safety features Burner switch, flame sensor, gas leak sensor, low gas pressure sensor, drain trap   sensor, power loss protection
Graphite Furnace Analysis 
Graphite head  Transversally heated
Temperature range Ambient-2650 ℃
Heating program Up to 10 steps. Drying, Ashing, Atomization, Cleaning 
Feedback  Voltage and optical temperature control feedback
Sensitivity (Cu) 50 ng/m Absorption>0.40 Abs
Detection limit  Cd<0.004 ng/ml
Repeatability

Cu<2.0%,

Cd<2.0%

Graphite tubes Pyrolytically coated with platform
Sample size Up to 20μl
Graphite cooling Water circulator available
Safety features

Burner Switch,

Flame Sensor, 

Gas leak Sensor,

    Drain Trap Sensor, 

Power Loss Protection,

Circulation Water (graphite), 

Over Temperature Sensor (graphite)

Data Processing 
Operating program AA Win software
Analytical methods

Flame AA, Flame AE,

Graphite Furnace, 

Hydride Generation

Readout Mode Continuous, manual, peak height, peak area
Calibrations Multi-standard calibration, standard addition, interpolation
Data storage Analytical results, instrument and measurement parameters, signal profile, calibration   curve
Power Requirements
Main unit  220 VAC 50/60 Hz 200 W
Graphite power supply

380 VAC 50/60 Hz

instantaneous power 5kW current rating 7 kW

Dimensions 
Main unit

44× 20 × 20 in

158 lb

 

Graphite power supply

20 × 20 × 18 in

154 lb

 

Accessories & Spare Parts


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