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Atomic Absorption Spectrophotometer FM-AAS-A201

Atomic Absorption Spectrophotometer FM-AAS-A201

Atomic Absorption Spectrophotometer FM-AAS-A201 is a flame type automatic PC controlled analyzer. Unit is assembled with 4-lamp turret, air-acetylene flame, D2 background correction, software and Cu, Mn, Hg hollow cathode lamps. Adopted with rich oxygen air-acetylene flame analysis technique as substitution to nitrous oxide-acetylene flame for high temperature element analysis such as Ca, Al, Ba, W, Mo, Ti, V, etc. Flame temperature is continuously adjustable between 2300 to 2950°C, enables it to select best atomization temperature for different elements. Features easy operation, low cost analysis and wide flame AAS analytical range. Its Rich oxygen flame is environmental nonpolluting and harmless to human bodies.

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Specifications

Main specification
Wavelength range190 to 900 nm
Wavelength accuracy± 0.25 nm
ResolutionTwo spectral lines of Mn at 279.5 nm and 279.8 nm can be separated with the spectral bandwidth of 0.2 nm and valley peak energy ratio less than 30%
Baseline stability≤0.004 A/30 min
Background correctionD2 lamp background correction capability at 1A is better than 30 times
Light source system
Lamp turret4-lamp turret auto alignment, fully automated scan and peak-picking
Lamp current adjustmentAutomatic adjustment and display
Wide pulse current: 0 to 25 mA,
Narrow pulse current: 0 to 10 mA                
Lamp power supply mode400 Hz square wave pulse
Optical system
MonochromatorSingle beam, Czerny-Turner design grating monochromator
Grating1800 lines/mm
Focal length277 mm
Blazed wavelength250 nm
Spectral bandwidth0.1 nm, 0.2 nm, 0.4 nm, 1.2 nm automatic change
Flame Atomizer
Burner10 cm single slot all-titanium burner  
Spray chamberCorrosion resistant all-plastic spray chamber
NebulizerHigh efficiency glass nebulizer with metal sleeve, sucking up rate: 6 to 7 mL/min
Detection and Data Processing System
DetectorR928 Photomultiplier with high sensitivity and wide spectral range
Result printingMeasurement data and final analytical report printout, editing with Excel
SoftwareWindows operating system
Analytical methodWorking curve auto-fitting; standard addition method; automatic sensitivity correction; automatic calculation of concentration and content
Repeat timesMaximum 20 times of repeat measurement, automatic calculation of mean value, standard deviation and relative standard deviation
Multi-task functionSequential measurement of multi-elements in one sample
Condition readingWith model function
Standard interfaceStandard RS232 serial port communication
Characteristic Concentration and Detection Limit of Cu Cu: Characteristic concentration ≤0.025 mg/L, Detection limit ≤0.006 mg/L;
Dimension 122 × 66 × 89 mm
Weight 160 kg
Power supply AC 220 V, 50 Hz

Features

  • Rich oxygen air-acetylene flame analysis
  • Automatic PC controlled analyzer
  • D2 lamp background correction capability
  • Simultaneously powered 4 turret hollow cathode lamps (one preheating)
  • Spectral bandwidth of 0.1 nm, 0.2 nm, 0.4 nm, 1.2 nm
  • Air-acetylene flame and titanium burner atomization alongwith flame atomizer nebulizer
  • R928 Photomultiplier with high sensitivity and wide spectral range
  • Automatic multi-lamp turret, lamp current adjustment and optimization of light beam position
  • Programmed wavelength scanning and peak selection
  • Alarm and automatic protection to fuel gas leakage, abnormal flow, insufficient air pressure and abnormal flame extinction in flame system
  • AAS analysis software with updated windows operating system, fast parameter setting and optimization
  • Automatic display of measured data, automatic calculation and analytical result print out

Applications

  • Used in clinical analysis of metals in biological fluids and tissues such as whole blood, plasma, urine, saliva, brain tissue, liver, hair, muscle tissue, semen, in some pharmaceutical manufacturing processes, minute quantities of a catalyst that remain in final drug product, and analyzing water for its metal content.

Accessories Optional

  • Accessories no Accessories name
    1.        Air compressor
    2.        Hydride vapor generator
    3.        Hydride vapor generator (peristaltic pump type)
    4.        High efficiency glass nebulizer
    5.        Water Chiller

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  • Optical system:
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