| Optical system |
Wavelength range |
190-900nm |
| Monochromator |
C-T type of eliminating aberration monochromator |
| grating number |
1800lines/mm |
| Spectral bandwidth |
0.1、0.2、0.4、0.7、1.0、2.0 (6 levels automatic switching) |
| Wavelength accuracy |
±0.2nm |
| Wavelength repeatability |
±0.1nm |
| Resolution |
The spectral bandwidth can separate manganese double lines (279.5nm and 279.8nm) at 0.2nm. |
| Static baseline drift |
0.002ABS/30min (Cu) |
| Background correction system |
Two background subtraction methods, self-absorption and deuterium lamp, can correct 1A background |
| Element lamp |
6 lamps can auto-switch |
| Atomization System |
Flame analysis |
Precision |
RSD≤0.5% |
| Concentration (Cu) |
0.025μg/mL/1% |
| LOQ (Cu) |
0.004μg/mL |
| Sprayer |
High efficiency glass sprayer |
| Graphite furnace analysis |
Precision |
RSD≤3% |
| Characteristic statistic (Cd) |
1.0×10-12g |
| LOQ (Cd) |
2.0×10-12g |
| Heating rate |
2000℃/sec |
| Heating range |
3000℃ |
| Safety protection |
Graphite furnace visual system, graphite furnace accidentally broken immediately stop heating and prompt alarm |
| Function expansion |
Optional hydride generator for atomic absorption analysis |
| Sample injection system |
Automatic sampler |
Sample quantity |
85 |
| Cup material |
Polypropylene |
| Number of matrix modifier |
5 |
| Standard cup volume |
2mL sample，10mL reagent |
| Injection volume |
1μL-50μL |
| Injection accuracy |
When the volume is ≥10μL, better than 1% |
| Minimum increment |
1μL |
| Graphite furnace power supply |
Voltage |
220V±22V |
| Power |
5000W |
| Dimension |
280mm×550mm×450mm |
| Main host power supply |
Voltage |
220V±22V |
| Power |
200W |
| Dimension |
700mm×550mm×530mm |
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