Merck, the life science business of Merck KGaA, Darmstadt, Germany, has 19,000 employees and 72 manufacturing sites worldwide, with a portfolio of more than 300,000 products enabling scientific discovery. Merck comprises the legacy Merck Millipore organization and Sigma-Aldrich Corporation following its acquisition by Merck KGaA, Darmstadt, Germany in 2015. Our deep offering of products serve several analytical workflows prevalent in petroleum, chemical industries and environmental testing, namely gas chromatography, liquid chromatography, UV/Vis, titration and air sampling. We also include a comprehensive offering of reference materials, reagents, and lab water purification. Merck is committed to solving the toughest analytical problems whether your need is the characterization of fuels and feed stocks, the analysis of industrial monomers and polymers, or the determination of moisture content in raw and finished materials.