Atomic absorption spectrophotometer and fluorescence spectrometer compensate each other, because atomic absorption spectrophotometer has a wide range or measurable elements (up to 70), and has better accuracy on frequent target elements, such as arsenic, mercury, selenium and tellurium.
Differences between modelsGGX-830 | GGX-900 | GGX-600 | GGX-200 | |
Atomizer | Flame, graphite furnace atomize | Flame atomizer | Flame atomizer | Graphite furnace atomizer |
Background deduction | Deuterium lamp | Zeaman | Deuterium lamp | Deuterium lamp |
Wavelength range | 190-900nm |
Spectral bandwidth deviation | ±0.02nm |
Baseline drift | ≤±0.003A/30min |
Background correction | ≥60 times |
Detection limit | Cu≤0.003μg/ml (Flame atomizer) Cd≤0.5pg (Graphite furnace atomizer) |
Relative standard deviation (RSD) | Cu≤0.6% (Flame atomizer) Cd≤2.0% (Graphite furnace atomizer) |
China Geological Equipment Group Co., Ltd.
Add.: 5th Floor, Botai Mansion, No. 221 Wangjing Xiyuan, Beijing 100102
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