SPECIFICATIONS
Wavelength range: 190 – 900nm
Spectral bandwidth: 0.1, 0.2, 0.4, 1.0 and 2.0nm
Accuracy of the wavelength: ±0.15nm
Receptivity of the wavelength: ≤0.04nm
Base line stability: ≤0.002A/30min (Cu)
Characteristic viscosity : 0.02μg/ml/1% (Cu)
Checking limit: 0.004μg/ml (Cu)
Preciseness: 0.5%
Grating: 1800 lines/mm
Inflamer : All-metal titanium burner
Atomizer: Effective glass atomizer
Lamp stand: 8
D2 background correction ability: When the background is 1 A, the background ability should be deducted not less than 50 times; self absorption background deduction method
Size and weight: 700mm×550mm×450mm 75Kg
Power source: 220V±22V AC
FLAME SYSTEM
Acetylene air burner: 100mm
Ignition dynamic baseline drift: ≤0.006A/30min
(Cu) Characteristic viscosity: ≤0.025μg/ml/1%
Related standard deviation of the accuracy: ≤0.5%(Cu, absorbance>0.8A) (detection limit Cu≤0.008μg/ml)
Safety system: Can automatically cut off the gas when the pressure is not enough, the power is off, flameout and unconformity of the burner.
GRAPHITE FURNACE
The highest temperature: 3000℃
The largest temperature rising speed: ≥2000℃/S
Characteristic quantity: Cd≤0.5×10-12g Cu≤0.5×10-11g
Accuracy: Cu≤3% Cd≤3%
Size and weight: 550mm×450mm×300mm 65Kg
Safety system:
Over current protection Low air pressure alarm / protection
Low cooling water flow alarm/protection
Power source and power: 220V±22V AC 7000W