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Atomic Absorption Spectrophotometer (AAS),…


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Atomic Absorption Spectrophotometer (AAS), Persee AA990F, Flame, New


Atomic Absorption Spectrophotometer, Persee AA990F, Flame, New


The AA900 Atomic Absorption Spectrometer is 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 $12,000 US
AA990G-Graphite furnace atomizer only. Priced from $15,000 US
AA990FG-Combined with flame and graphite furnace atomizer switch aromatically. Priced from $18,000 US

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

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

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

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