Based on the sensitive AC-modulated Zeeman technique, proven to give the best detection limits of any Zeeman spectrometer, the 280Z AA, with up to 8 fixed lamp positions, offers the highest sensitivity, performance, simplicity of operation, and industry-leading software in atomic spectroscopy. The instrument is supplied with the GTA 120 Zeeman graphite tube atomizer for superior graphite furnace performance and is controlled by our acclaimed Windows-based Worksheet software.