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IAAS3800 Atomic Absorption Spectrophotometer

3800
3800

IAAS3800 Atomic Absorption Spectrophotometer

IAAS3800 atomic absorption spectrophotometer include single graphite furnace type and  flame and graphite furnace all-in-one type. It adopts the expert database information system workstation software which can provide fast and accurate detection information and methods to reduce the working difficulty of users.  Can be widely used in the fields of geology, metallurgy, medicine, chemical industry, petroleum, agriculture, animal husbandry, cement, printed circuit boards, environment protection, commodity inspection and so on.

FEATURES

● The high automation function greatly meets the requirements of users.

    The structure designation of integrated flame atomizer and graphite furnace atomizer realizes the auto-switching between them. 

    The lamps can auto switch the turret, auto adjust the power and optimize beam position. 

     It can preset and optimize the working condition of the hollow cathode lamp so that convenient to detect multi elements.

     Automatic setting for flow, auto-ignition and flameout automatic protection. 

     Automatic adjustment for negative high-voltage and lamp current.

     Automatic setting for the best flame height and atomizer position, while select the best analyzing conditions and make sure the analysis results reliable. 

     Automatic switching of spectrum bandwidth, 0.1nm, 0.2nm, 0.4nm, 1.0nm, 2.0nm for option. 

     Automatic control for wavelength scanning and peak searching.

     The automatic injector is easy to operate with high accuracy, automatic control, remote monitoring and can operate without manual monitoring, thereby improving the working efficiency and reducing the operation error.

● The reliable safety protection system protects the operators safety all-round.

    Reliable position identify.

    Real-time monitoring for flame

    Acetylene leak protection system

    Real-time monitoring for abnormal pressure

    Emergency brake button for accidents

● Advanced circuit design.

    Adopting large-scale programmable logic arrays

    12C bus technique of chips

    Brand outlets and electrical connectors with high reliability and quality.

●  New design of flame atomizer

●  Graphite furnace of high sensitivity controlled by digital power. 

●  The graphite tube has long using time.

●  The workstation adopts expert database information system which can support fast and accurate detecting information and methods. The operation of the workstation is simple.


SPECIFICATIONS

Optical systemWavelength range190nm-900nm
MonochromatorC-T type of eliminating aberration monochromator
Dispersion elementsPlane diffraction grating1800 lines/mmindented area40×40mm2
Spectral bandwidth0.1nm, 0.2nm, 0.4nm1.0nm, 2.0nm  for option
Wavelength precisionThe whole waveband is better than ±0.15nm
Wavelength repeatabilityThe whole waveband is <0.10nm
ResolutionCopper lamp 324.7nm 0.2nm and bandwidth deviation within ±0.015nm
Baseline drift0.004A/30min
Element lamp holders6 or 8 lamps can auto-switch without manual-adjustment
DetectorsHigh sensitivity, wide spectral range photomultiplier tube
Flame atomization system (FAS)Concentration (Cu)0.02ug/ml/1%
LOQ  (Cu)0.006ug/ml
Burner100mm, single-slit titanium metal burner, which is air-cooled pre-mixed type
PrecisionRSD≤0.8%
SprayerHigh efficiency glass sprayer
Atomization chamberCorrosion-resistant plastic atomization chamber
Position adjustmentThe auto-setting of flame burner height and position
Safety measuresVarious of automatic safety protection function
Graphite furnace atomization system (GAS)Characteristic statistic (Cd)0.5×10-12g
LOQ  (Cd)1.0×10-12g
PrecisionRSD≤1.5%
Heating rangeRoom temperature~3000
Heating operation methodsPower control method for dry ashing stage, max power light control for atomization stage
Temperature control precision≤1%
Heating rate>2000/sec.
Heating condition settingUp to 11 programs, ramp heating , stage heating and max power heating
Safety protectionFunctions of argon undervoltage instruction, waterflow discharge cooling, overheating or overflow alarm and auto-protection.
Background subtractionBack subtraction of deuterium  lamp1Ahour≥50times
Data processingMeasuring methodAir-acetylene flame method and atomic absorption method for hydride generator
Concentration calculate methodStandard curve method (1~3 times curve), standard mixing method
Repeat measuring times1~20 timesrepeatedly measure and calculate the average data and automatically get the standard deviation and relative deviation.
Result printedParameter printed, data results printed and exported to Excel, graphics printed and summary report.


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0086-532-87890634