CHICAGO--(BUSINESS WIRE)--PerkinElmer, Inc., a global leader focused on the health and safety of people and the environment, today announced the global introduction of the AAnalyst™ 50, an entry-level flame atomic absorption spectrometer that offers double-beam technology to save laboratories time when analyzing numerous samples. The double-beam system allows shorter warm up times and improved signal stability, and requires fewer operator adjustments than a single-beam system.