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Created page with "== Introduction == A '''mass spectrometer''' is an analytical device used to measure the mass-to-charge ratio (m/z) of ions. It is an essential tool in the fields of chemistry, biochemistry, pharmacology, and physics, among others. Mass spectrometry (MS) provides both qualitative and quantitative data, enabling the identification and quantification of compounds within a sample. The technique is highly sensitive and can detect minute quantities of substan..."