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AA-1800S Atomic Absorption Spectrophotometer
Oil-free air compressor
Glass Atomizer
Cu Hollow cathode lamp
Atomizer unit
Burner unit
Dust cover
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 |
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 |