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    • Atomic Absorption Spectrophotometer (AAS)

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    Atomic Absorption Spectrophotometer (AAS)

    The AA8000 Atomic Absorption Spectrophotometer is a double beam with sealed and vibration free optical system, having Czerny-turner Monochromator with Holographic grating (1800 lines/mm). It’s a high performance automated instrument designed to meet the requirements of the modern laboratory. Due to its versatility and performance it can be used for a wide range of applications including: Agriculture, Soil, Environmental, Food, Metal, Mining, Petrochemical, Clinical, Pharmaceutical.

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    Standard Features of Fully Automatic True Double Beam - Atomic Absorption Spectrophotometer (AA8000)

    Benchtop Model.

     

    Software Features

    Gas Flow Control: Fully Automatic, Software operated mass flow control for Fuel Flow. Total gas flow control system to maintain gas flow (Ratio of fuel/Oxidant) at set levels even when subjected to outside variations like nebulizer adjustments. Automatic gas flow adjustment during change over between Air / C2H2 & N2O. 

    Typical Specification

    Wavelength Range185nm – 915nm
    OpticsTrue double Beam, Sealed & Vibration free optical system with a reflective optical compartment.
    DetectorPMT (wide range)
    MonochromatorCzerny-turner type with Holographic Grating of 1800 lines/mm and Reciprocal Linear Dispersion better than 1.6 nm/mm, focal length 300mm.
    Spectral BandwidthAdjustable slit from 0.1 nm. to 2 nm. (software selectable)
    Wavelength Accuracy±0.15nm
    Wavelength Reproducibility< 0.05nm
    Resolution0.2nm ± 0.02nm
    Baseline stability0.005A/30min
    Sensitivity(Cu)>0.9 Absorbance or better for 5 ppm Cu solution
    Detection LimitCu < 0.004 μg/ml (flame) Cd < 0.4 x 10-12 g (graphite furnace)
    Repeatability

    Cu < 0.7% ( Air/Acetylene flame)

    Ba < 1.0% ( Nitrous oxide/Acetylene flame)

    Cu < 2.0% Cd < 2.0% (Graphite Furnace)

    Background CorrectionDeuterium Arc / Self reversal upto 2.5 Absorbance  
    Characteristic correctionCu < 0.02 μg/ml, Ba < 0.15 mg/ml (NO/Acetylene) Burner Heads
    NebuliserHigh Efficiency Nebuliser
    Burner HeadTitanium Alloy
    Atomization ChamberCorrosion-resistant material
    Position Adjustment 

    Automatic changeover (AA8000GF) Manual (AA8000F)

    Automatic Setting of Optimum Height for Flame Burner.

    Burner movement in horizontal & vertical direction by software.

    Safety Functions (Interlocks)Burner Identification, Flame Sensor, Gas leak Sensor, Low Gas Pressure Sensor, Drain Trap Sensor, Power Loss Protection, Circulation Water (graphite), Over Temperature Sensor (graphite)

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