Swiss manufacturer of high-precision instruments for chemical analysis, founded in 1943 in Herisau and fully owned by the Metrohm Foundation. Its portfolio covers laboratory instruments for titration (where it claims global market leadership), ion chromatography, NIR spectroscopy, pH and conductivity measurement, voltammetry, stability testing and liquid handling. It also offers online process analyzers (Metrohm Process Analytics), electrochemistry instruments for research (Metrohm Autolab, Metrohm DropSens) and handheld Raman spectrometers (Metrohm Spectro). It sells in more than 80 countries through subsidiaries and distributors.