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Main Specification | |
Wavelength range | |
190-900nm | |
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Wavelength accuracy | |
±0.5nm | |
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Resolution | |
Twospectral lines of Mn at 279.5nm and 279.8nm can be separated with thespectral bandwidth of 0.2nm and valley-peak energy ratio less than 30%. | |
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Baseline stability | |
0.005A/30min | |
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Background correction | |
The D2 lamp background correction capability at 1A is better than 30 times. | |
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Light Source System | |
Lamp number | |
2 lamps (one preheating) | |
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Lamp current adjustment | |
Micro-computer control
Adjustment range: 0~20mA, | |
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Lamp power supply mode | |
Powered by square pulses | |
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Optical System | |
Monochomator | |
Single beam, Czerny-Turner design grating monochromator | |
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Grating | |
1800 l/mm | |
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Focal length | |
277mm | |
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Blazed Wavelength | |
250nm | |
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Spectral Bandwidth | |
0.1nm, 0.2nm, 0.4nm, 1.2nm | |
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Detection and Data Processing System | |
Detector | |
Photomultiplier with high sensitivity and wide spectral range. | |
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Electronic and micro-computer system | |
Light energy and negative high-voltage auto-balance | |
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Display mode | |
LED display of energy and measurement values, concentration direct reading | |
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Read mode | |
Transient, integral, peak height, peak area.
Integral or sampling time is in the range of 0.1-19.9s. | |
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Scale expansion | |
0.1~99 | |
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Data processing mode | |
Automatic calculation of mean, standard deviation and relative standard deviation. Repeating number is in the rang of 1-99 | |
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Measurement mode | |
3~7 standards can be determined for curve fitting. Sensitivity correction available. | |
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Result printing | |
Measurement data, working curve, signal profile and analytical conditions can all be printed out. | |
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Instrument self-check | |
Check current status of each function key | |
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Flame Analysis | |
Burner | |
10cm single slot all-titanium burner | |
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Spray chamber | |
All-plastic spray chamber. | |
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Nebulizer | |
High efficiency glass nebulizer with metal sleeve. | |
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Position adjustment | |
Adjusting mechanism for vertical, horizontal positions and the rotation angle of the burner. | |
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Gas line protection | |
Fuel gas leak alarm | |
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Characteristic Concentration and Detection Limit | |
Air-C2H2 flame | |
Cu: Characteristic concentration?0.025mg/L, Detection limit?0.006mg/L; | |
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Function Expansion | |
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Flameless analysis with WF-1C graphite furnace system available. | |
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Hydride vapor generator can be connected for hydride analysis. | |
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Dimensions and Weight | |
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1020 x 490 x 540 mm, 80kg unpacked | |