Atomic Absorption Spectrophotometer, BNAAS-A2081
Wavelength range: 185nm-900nmSpectral Bandwidth: 0.2nm,0.4nm,1.0nm,2.0nm,multi-speed automatic switching
Wavelength accuracy: ≤±0.1nm
Wavelength repeatability: ≤±0.025nm
Optical System
Light Source System
Atomic system
Analysis methods
Host parameters
| Wavelength range | 185nm-900nm |
| Grating groove density | 1800 lines |
| Monochromator | Czerny-Turner |
| Spectral Bandwidth | 0.2nm,0.4nm,1.0nm,2.0nm,multi-speed automatic switching |
| Wavelength accuracy | ≤±0.1nm |
| Wavelength repeatability | ≤±0.025nm |
| Baseline drift | 0.003ABS/30min (Static) 0.005 ABS/15min (Dynamic) |
| Detector | Japan Hamamatsu photomultiplie |
| Resolution | Cu324.7nm Wavelength 0.2nm Half width 0.2nm±0.01 nm |
Light Source System
| Lamp holder | 4 lamp auto switch (6 lamp optional) |
| Lamp power supply mode | 400Hz 1/4 Duty ratio |
| Lamp current adjustment range | 0-10mA (Software Adjust) |
Atomic system
| Characteristic concentration (Cu) | 0.025µg/ml/1 % |
| Detection limit (Cu) | 0.006µg/ml |
| Burner | 0.5mm*100mm All-titanium burner |
| Precision | RSD≤0.5％ |
| Sprayer | Metal sleeve ,High efficiency glass sprayer |
| Room Spray | Corrosion-resistant plastic spray chamber |
| Safety measures | With a variety of automated security features, acetylene gas leakage alarm, shut down the system |
Analysis methods
| Measurement | Air - acetylene flame method, hydride generation atomic absorption spectrometry, |
| Concentration calculation | Automatic working curve fitting, automatic calibration sensitivity, automatically calculated concentration levels. |
| The number of repeated measurements | 1 to 99, automatic calculation of average concentration, standard deviation, relative standard deviation. |
| Print results | Print the final stages of test data or analysis. The results can be exported into Excel worksheet. |
| Software Environment | Windows XP/vista operating system, the English professional software |
Host parameters
| Power supply | AC 220V/50HZ |
| Power | 150W |
| Weight | 70kg |
| Dimension | 1000X 400 X 470mm |
| Operating temperature | 10~35℃ |
| Working humidity | ≤80% |
4 lamps and optional 6-lamps. Lamps automatically switch, energy balance
Multiple lamps warm-up at the same time, you can save time. Optional deuterium lamp buckle background and high performance element lamp
The instrument automatically stores the set conditions, One-Button to complete the scanning peak
Data reports can be saved and printed in a variety of formats, to facilitate data query and comparison
English software with an interface with multi-function window, Make the operation easier, Real-time monitoring data changes
Advanced and reliable multi-security protection system, Automatic detection, alarm, such as pressure is insufficient, Leakage, flflameout and other abnormal conditions
Used for analysis of metal element in opaque materials, life science, detection of trace metal elements in food, medical etc.
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