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WA2081 Atomic Absorption Spectrometer

WA2081 has high precision, humanized designation to fully meet the different requirements of users. Users can choose graphite furnace control, automatic injector, hydride generator and so on.

WA2081 can be widely used in the fields of geology, metallurgy, medicine, chemical industry, petroleum, agriculture, environment protection, commodity inspection and some other industries. The analysis and application of trace elements has gradually permeated from inorganic chemistry to organic chemistry in recent years.


Specifications:




 Optical system

Wavelength range  190nm-900nm
Grating mark density  1800 lines
Monochromator  Czerny-Turner type
 Spectral bandwidth  0.2nm, 0.4nm, 1.0nm, 2.0nm,for multiple auto-switching
 Wavelength precision  ±0.2nm
 Wavelength repeatability  0.05nm
 Baseline drift  0.002A/30min
 Detectors  Wide spectral range photomultiplier tube
 Spectral bandwidth deviation  Copper lamp 324.7nm 0.2nm and bandwidth deviation within ±0.01nm

Light source system

 Lamp holders  Four lamp holders for auto-switching (six lamp holders for option)
 Lamp power supply mode  400Hz square wave pulse
 Lamp current adjusting range  Lamp current adjusting range

 Atomization system

 ConcentrationCu  0.025μg/ml/1%
 LOQ (Cu)  0.006μg/ml
 Burner  100mm, single-slit titanium metal burner, which is air-cooled pre-mixed type
 Precision  RSD≤0.8%
 Sprayer  High efficiency glass sprayer of metal set
 Atomization chamber  Corrosion-resistant plastic atomization chamber
 Safety measures  It has functions of various auto safety protection, acetylene leak alarm and system turn off.

 Analysis method

 Measuring  methods  Air-acetylene flame method and atomic absorption method for hydride generator
 Concentration calculate method  Automatically fit the working curve, calibrate sensitivity and calculate the concentration & content.
 Repeat measuring times  1~99 timesautomatically calculate the average value, content, standard deviation and relative standard deviation.
 Result printed  Print the stage test data or final analysis report, and the results can be exported to Excel.
 Software environment  Windows XP/Vista/Windows7 and Chinese professional software

 Instrument parameters

 Power supply  AC 220V/50HZ
 Power  150VA
 Weight  70kg
 Working environment temperature  10~35℃
 Working environment humidity  ≤80%

Description:




1.1 There are four-lamps position and six-lamps position for option, and the preheat lamp number can be customized, which can short the waiting time of operating process.

1.2 The lamps have the functions of self-optimized, and three-dimensional self-adjustment to maximize the energy.

1.3 The elements have the functions of negative high-voltage self-memory, wavelength scanning, lamps self-optimization and energy optimization with one key step.

1.4 It is convenient for the testing results to be exported by various formats and operated by office software.

1.5 This system can be remote controlled so that its problems can be solved in time with remote control technique.

1.6 Hydride generator can be used.

1.7 Automatic ignition system can be used.

 

Auxiliary facilities for option

UV722 UV-visible spectrophotometer

 

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