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Camlin Fine Sciences Ltd., formerly known as Camlin Fine Chemicals, is an Indian corporation that manufactures chemicals to improve the shelf life of food and other products [clarification needed], aromatic compounds, and performance chemicals. CFS has emerged as the largest producer of food antioxidants such as tert-Butylhydroquinone (TBHQ ...
The other companies that have headed the list are Dow Chemical, DowDuPont (which broke up into Dow, a new DuPont, and Corteva Agriscience in 2019), Hoechst (which merged with Rhône-Poulenc in 1999 and is now a subsidiary of Sanofi), ICI (acquired by AkzoNobel in 2008) and Bayer. Year. Company. Chemical sales.
The compound, Cs 3 CdH 5, prepared by the reaction of caesium hydride, CsH, and cadmium metal powder at high temperature contains the CdH 2− 4 ion, along with caesium cations, Cs +, and hydride anions, H −. The tetrahedral anion is an example of an ionic complex of CdH 2. The average Cd-H bond length in CdH 2− 4 is 182pm. [5]
The term "fine chemicals" was in use as early as 1908. [1] The emergence of the fine chemical industry as a distinct entity dates to the late 1970s, when the overwhelming success of the histamine H 2 receptor antagonists Tagamet (cimetidine) and Zantac (ranitidine hydrochloride) created a strong demand for advanced organic chemicals used in their manufacture.
Following this classification, the chemical industry products are divided into four categories: true commodity: high production and high value added. fine chemical: low production and high value added. pseudo-commodity (or branded commodity): high production and low value added. speciality chemical: low production and low value added.
Sigma-Aldrich. Sigma-Aldrich (formally MilliporeSigma) [5][6] is an American chemical, life science, and biotechnology company owned by the multinational chemical conglomerate Merck Group. Sigma-Aldrich was created in 1975 by the merger of Sigma Chemical Company and Aldrich Chemical Company. It grew through various acquisitions until it had ...
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