Which scientific instrument, first commercially released in 1974, revolutionized biochemical analysis by allowing researchers to separate macromolecules based on their mass-to-charge ratio?

Scientific instruments have transformed research capabilities over the decades. From simple microscopes to sophisticated analytical tools, product innovation in the scientific equipment industry has enabled breakthroughs across multiple disciplines. This trivia question focuses on a revolutionary product that changed how scientists approach molecular analysis. Test your knowledge of scientific product development milestones!

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Mass Spectrometer
Nuclear Magnetic Resonance (NMR) Spectrometer
High-Performance Liquid Chromatography (HPLC) System
Scanning Electron Microscope (SEM)