Atomic Absorption Spectrophotometer FM-AAS-A200

Atomic Absorption Spectrophotometer FM-AAS-A200

Atomic Absorption Spectrophotometer FM-AAS-A200 is an air-acetylene flame-only system with a true double-beam design for fast start-up and exceptional long-term stability. Features cutting-edge fiber optics to maximize light throughput for improved detection limits, as well as two-lamp mount, and automated flame and burner assembly optimization for enhanced productivity. Fitted out with single beam, Czerny-Turner design grating monochromator 1800 lines/mm, D2 lamp background correction capability and Cu, Mn, Hg hollow cathode lamps for elemental analysis.

  •  Air-acetylene flame and titanium burner atomization alongwith flame atomizer nebulizer
  •  Built-in microprocessor with auto-control and data processing functions
  •  Bright LED display of energy and measurement values, concentration direct reading
  •  D2 lamp background correction capability
  •  Simultaneously powered 2 turret hollow cathode lamps (one preheating)
  •  Spectral bandwidth of 0.1 nm, 0.2 nm, 0.4 nm, 1.2 nm
  •  Manual adjusting mechanism for altering rotation angle of burner
  •  R928 Photomultiplier with high sensitivity and wide spectral range
  •  Light energy and negative high-voltage auto-balance
  •  Results printed as measurement data, working curve, signal profile and analytical conditions

Main specification
Wavelength range190 to 900 nm
Wavelength accuracy±0.5 nm
ResolutionTwo spectral lines of Mn at 279.5 nm and 279.8 nm, can be separated with spectral bandwidth of 0.2 nm and valley-peak energy ratio less than 30%
Baseline stability0.005 A/30 min
Background correctionD2 lamp background correction capability at 1A is better than 30 times
Light source system
Lamp turret2 lamps powered simultaneously (one preheated)
Lamp current adjustment0 to 20 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
Spectral adjustmentManual adjustment for wavelength and slit
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:6-7 ml/min
Position adjustmentManual adjusting mechanism for vertical, horizontal positions and the rotation angle of the burner/min
Gas line protectionFuel gas leakage alarm/min
Detection and Data Processing System
DetectorR928 Photomultiplier with high sensitivity and wide spectral range
Electronic and micro-computer systemAutomatic adjustment of light source power. Light energy and negative high-voltage auto-balance
Display modeLEC display of energy and measurement values, concentration direct reading
Read modeTransient, time average, peak height, peak area, integral time is selectable in the range of 0.1 to 19.9 s
Scale expansion0.1 to 99
Data processing modeAutomatic calculation of mean, standard deviation and relative standard deviation. Reporting number is in the range of 1 to 99
Measurement modeAutomatic curve fitting with 3 to 7 standards; Sensitivity auto-correction
Result printingMeasurement data, working curve, signal profile and analytical conditions can all be printed out
Instrument self-checkCheck current status of each function key
Characteristic Concentration and Detection Limit of Cu Cu: Characteristic concentration ≤0.025 mg/L, Detection limit ≤ 0.006 mg/L
Dimension 1020 × 490 × 540 mm
Weight 80 kg
Power supply AC 220 V, 50 Hz

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.

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