AA-1800EL Atomic Absorption Spectrophotometer
AA-1800EL atomic absorption spectrophotometer is absorted the latest international technology and famous universities jointly complete R & D, application experience with decades of spectral instrument. The products include the flame , graphite furnace and hydride generation system, can be equipped with various accessories, flexible configuration program can meet different customer demand. AA-1800 atomic absorption spectrometer can be used for analysis of complex samples ,full automatic multifunctional, various analysis methods can automatically switch, unmanned automatic analysis.
AA-1800EL atomic absorption spectrophotometer is now widely used in scientific research,quality control, disease control, environmental protection, metallurgy, agriculture,chemical industry .Hardware and software design of innovation to ensure the accuracy,safety, ease of use in the analysis of samples, equipment maintenance, simple and convenient.
Main features
High precision automatic optical system
1800 / mm reticle (dispersion rate) large area grating monochromator, a new type self collimation, all lenses are quartz coating, the detection range and the stability of optical broad to ensure the precision of analysis. Automatic 8 socket configuration 8 independent lamp power supply, can be respectively preheating
Titanium burner
Titanium burner, the optional 50mm and 100mm burner, air cooling pre mixed type,corrosion resistant, resistant to high salt, greatly improve the analysis efficiency andaccuracy of the flame
Automatic analysis
It can automatically accomplish safety ignition, extinction and switching, reliable structure,low fault rate, thus ensuring the sensitivity and reproducibility of the flame method.
The light source system 8 lamp automatic conversion, can be directly used high performance hollow cathode lamp, improve the sensitivity analysis of the flame, the automatic adjustment of the power supply parameters and the beam position, automaticwavelength scanning and searching peak
Graphite furnace temperature control
Gas dual temperature control inside and outside, 20 order linear or nonlinear heating, to ensure that the measured elements has the highest sensitivity; furnaceenriched up to 20 times, the longitudinal optically monitoring the graphite tube wall temperature, maximum temperature to 3000 degrees centigrade.
Technical parameters
Mainframe
| Light Source | ≤8 lamps automatic turret, automatic alignment |
| Power Supply | 110/220V (+5% ~ -10%), 60/50Hz; 5000VA |
| Lamp Current | pulsed power supply |
| Optical System | large 1800 /mm grating ruling, full closed optical system |
| Wavelength Range | 185nm-900nm Automatically peak find,a key opticaloptimization function |
| Wavelength Accuracy | ±0.15nm |
| Wavelength Repeatability | <0.1nm |
| Spectral Bandwidth | 0.1,0.2,0.4,0.7,1.0,1.4,2.0nm (7 steps with automatic changeover) |
| Baseline Stability | ≤±0.002A/30 min (Static) ≤±0.004A/30min (Dynamic) |
| Absorbance Range | 0-4A |
Flame Analytical System
| Detector | imported photomultiplier tube |
| Burner Head | full titanium combustion head, 50mm or 100mm generalcombustion head |
| Atomization Chamber | polymer explosion-proof spray chamber |
| Nebulizer | atomizer efficient glass atomizer, can also be customized |
| Ignition Type | microcomputer control, automatic ignition |
| Gas Control | automatic gas control system |
| Detection Limits(Cu) | 0.002μg/mL |
| Precision | RSD≤0.5% |
Graphite Furnace Analytical System
| Heating Mode | vertical heating |
| Temperature Control Method | vertical optical temperature monitoring graphite tube wall temperature |
| Temperature Range | room temperature to 3000ºC |
| The Program | automatic temperature control up to 20 order |
| Temperature Control | the furnace enriched up to 20 times |
| Characteristics Volume | 0.4 × 10-12g (Cd) |
| Detection Limit | 0.4 × 10-12g (Cd) |
| Precision | RSD≤2% |
| The Cooling Water | can choose cooling water circulation system |
| Safety | the graphite tube damage, water flow air pressure and other alarmtemperature overheating protection |
Application Field 
Certificate 
Exhibitions
Product Tags:
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Flame Aas Graphite Furnace Atomic Absorption Spectrometer Aa-1800el Automatic Analysis Images
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