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AA500F Flame Atomic Absorption Spectrometer PG Instruments |
|
Specifications |
|
Wavelength Range |
185 nm- 910 nm |
Monochromator |
Czerny-Turner Configuration |
Spectral Bandwidth |
0.1 nm, 0.2 nm, 0.4 nm, 1.0 nm, 2.0 nm,( software selectable ). |
Wavelength Accuracy |
± 0.15 nm |
Wavelength Reproducibility |
< 0.05 nm |
Resolution |
0.2 nm ± 0.02 nm |
Baseline Stability |
0.005 A/30 min |
Sensitivity ( Cu ) |
2 µg/ml Absorption > 0.28A ( flame ) |
Detection Limit |
Cu < 0.004 µg/ml ( flame ) Cd < 0.4 x 10-12 g ( graphite furnace ) |
Repeatability |
Cu < 0.7 % ( Air/Acetylene flame ) |
Ba < 1.0 % ( Nitrous oxide/Acetylene flame ) Cu < 2.0 % Cd < 2.0 % ( Graphite Furnace ) |
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Background Correction |
Deuterium Arc, Self reversal |
Characteristic Concentration |
Cu < 0.02 µg/ml, Ba < 0.15 mg/ml ( N2O/Acetylene ) |
Burner Heads |
Titanium Alloy |
Nebuliser |
Inert Adjustable Nebuliser, Flow Rate from 2 ml - 6 ml/min. Pt/Ir capillary available for high acid concentration |
Atomization Chamber |
Corrosion-resistant material |
Position Adjustment |
Automatic changeover ( AA500GF ) Manual ( AA500F ) Automatic Setting of Optimum Height for Flame Burner. |
Safety Functions |
Burner Identification, Flame Sensor, Gas leak Sensor, Low Gas Pressure Sensor, Drain Trap Sensor, Power Loss Protection, Circulation Water ( graphite ), Over Temp.Sensor ( graphite ) |