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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.

Specifications

Wavelength Range 190 to 900 nm
Wavelength Accuracy ±0.5 nm
Resolution Two spectral lines of Mn at 279.5 nm and 279.8 nm, separable with spectral bandwidth of 0.2 nm and valley-peak energy ratio < 30%
Baseline Stability 0.005 A/30 min
Background Correction D₂ lamp background correction, capability at 1A is better than 30 times
Lamp Turret 2 lamps powered simultaneously (one preheated)
Lamp Current Adjustment 0 to 20 mA
Lamp Power Supply Mode 400 Hz square wave pulse
Monochromator Single beam, Czerny-Turner design grating monochromator
Grating 1800 lines/mm
Focal Length 277 mm
Blazed Wavelength 250 nm
Spectral Bandwidth 0.1 nm, 0.2 nm, 0.4 nm, 1.2 nm (automatic change)
Spectral Adjustment Manual adjustment for wavelength and slit
Burner 10 cm single-slot all-titanium burner
Spray Chamber Corrosion-resistant all-plastic spray chamber
Nebulizer High-efficiency glass nebulizer with metal sleeve, sucking up rate: 6-7 ml/min
Position Adjustment Manual adjustment for vertical, horizontal positions, and burner rotation angle
Gas Line Protection Fuel gas leakage alarm
Detector R928 Photomultiplier with high sensitivity and wide spectral range
Electronic & Micro-computer System Automatic adjustment of light source power, light energy, and negative high-voltage auto-balance
Display Mode LED display of energy, measurement values, and direct concentration reading
Read Mode Transient, time average, peak height, peak area, integral time selectable (0.1 to 19.9 s)
Scale Expansion 0.1 to 99
Data Processing Mode Automatic calculation of mean, standard deviation, and relative standard deviation (Reporting range: 1 to 99)
Measurement Mode Automatic curve fitting with 3 to 7 standards, sensitivity auto-correction
Result Printing Measurement data, working curve, signal profile, and analytical conditions
Instrument Self-check Checks current status of each function key
Characteristic Concentration of Cu ≤0.025 mg/L
Detection Limit of Cu ≤0.006 mg/L
Power Supply AC 220 V, 50 Hz
Dimension 1020 × 490 × 540 mm
Weight 80 kg

Features

  • 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

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

  • 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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