MilliporeSigma, the life science business of Merck KGaA, Darmstadt, Germany, is a leading company for innovative and top-quality high-tech products in healthcare, life science and performance materials. Our robust portfolio, developed by analytical chemists for analytical chemists, covers a broad range of analytical solutions and every product undergoes meticulous quality control to maintain the integrity of your testing protocols to provide accuracy and reliability, every time.