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A certified reference material is a particular form of measurement standard. Reference materials are particularly important for analytical chemistry and clinical analysis. [ 2 ] Since most analytical instrumentation is comparative, it requires a sample of known composition (reference material) for accurate calibration.
Sigma Advanced Genetic Engineering (SAGE) Labs is a division within Sigma-Aldrich that specializes in genetic manipulation of in vivo systems for special research and development applications. It was formed in 2008 to investigate zinc finger nuclease technology and its application for disease research models.
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CRM197 is a genetically detoxified form of diphtheria toxin. A single mutation at position 52, substituting glutamic acid for glycine, causes the ADP-ribosyltransferase activity of the native toxin to be lost. The structural basis for the lack of CRM197 toxicity has recently been elucidated. [4]
The life science business of Merck, formerly known as Merck Millipore, was created in July 2010 following the completed acquisition of the US company Millipore. It employs around 19,000 people in 66 countries and runs 65 manufacturing sites and uses the brands Sigma-Aldrich, Milli-Q and Millipore. [64]
Aldrichimica Acta is a scientific journal published by Sigma-Aldrich. Established in 1968 in Milwaukee, Wi, Aldrichimica Acta publishes reviews in the field of synthetic organic chemistry, with each issue focusing on a special topic. The journal is open access. In 2015, the Acta was ranked #1 among journals in the field of organic chemistry by ...
Also some for Sigma-Aldrich from 75 to 91. Sadly I would have to reread it now to be able to add info to this article, as I forget most of the details. I do remember, though, that I looked on Wikipedia at Fine chemical > History a few months back and thought to myself, "I'm not convinced this isn't missing something, based on my half-remembered ...
Merck Millipore was the brand used by Merck Group's (not US-based Merck & Co.) global life science business until 2015 when the company re-branded.It was formed when Merck acquired the Millipore Corporation in 2010.