1.AA500G Atomic Absorption Spectrometer 2.Fully Automated,Advanced Graphite ... ,power loss protection,gas loss flame protection Model AE-AA500G Optic SystemWavelength Range190nm-900nmMonochromatorCzemy-Turner Configuration Spectral Bandwidth 0. ... 05nmResolution <30% or 0.2nm ±0.02nmBaseline Stability0.005A/30min AA500G Atomic Absorption Spectrometer (AAS) / Flame Atomic Absorption Spectrometer / atomic ...