AA2610Type Atomic Absorption spectrometer
Optical System
Wavelength range | 190nm—900nm adjustable |
Grating | 1800line/mm |
Monochromator | Achromatic Czerny-Turner |
Spectral bandwidth | 0.2,0.4,1.0,2.0nm,there are many multi-stalls can be adjusted automatically. |
Accuracy of the wavelength | ±0.10nm |
Receptivity of the wavelength | 0.05nm |
Base line stability | Static ±0.001A/30min |
Detector | Wide spectral range Photomultiplier tube |
resolution | It can distinguish manganese lamp279.5nm and 279.8nm(double lines) and the energy less than 20%. |
Light source system
Lamp holder | Two lamp holder can be switched by hands |
Lamp power supply mode | 400Hz square wave pulse |
Lamp current adjustment range | 0 — 10mA average current |
Atomic system
flame system method | |
The detection limit (Cu) | 0.003μg/ml |
Burner | 100mm titanium metal burner |
Precision | RSD≤0.5% |
sprayer | Efficient glass sprayer with metal sleeve |
Spraying room | Corrosion-resistant plastic spray room |
The safety system | can automatically cut off the gas when the pressure is not enough, the power is off, flame out and unconformity of the burner. |
The analysis of flame method
The measurement method | The standard curve method, the standard join the law method,Interpolation method |
Concentration calculation method | The working curve can be fitted automatically,Sensitivity can be corrected and concentration and content can be calculated |
Repeat measurement times | 1~99times,the average value, content, the standard deviation,the relative standard deviation can be calculated automatically. |
Results printed | The testing results can be printed in external printer |
Operation system | This instrument is suitable for all kinds of software, the data can be automatic generated. |
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