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Aldrich's chemicals catalog, the "Aldrich Catalog and Handbook" is often used as a handbook due to the inclusion of structures, physical data, and literature references. The Sigma Logo. Sigma is the Sigma-Aldrich's main biochemical supplier, with offerings including antibiotics , buffers , carbohydrates , enzymes , forensic tools , hematology ...
In 1968, Aldrich Chemical Company published Volume 1, Number 1 edition of Aldrichimica Acta.The Acta both replaced Klarindex Sheets as a scientific journal meant specifically to keep chemists informed, as well as complemented the company's world-famous annual catalog, the Aldrich Handbook of Fine Chemicals.
The first parameter is needed when the catalog is not aldrich, such as sigma, fluka, etc. id: the number (might also contain letters) by which the compound is known under the catalog. name: the name used in the catalog.
list of suppliers and catalog numbers "eMolecules". 8,000,000 [5] ENCS Japanese Existing and New Chemical Substances Inventory: regulated chemicals "ENCS (in Japanese)". Evaluated Kinetic Data IUPAC: rate constants curated "Evaluated Kinetic Data". FDA SRS Food and Drug Administration Substance Registration System U.S. National Library of Medicine
As the catalog grew, so did the company. In 1962 in a 50:50 venture between Aldrich Chemicals and Metal Hydrides Inc., Alfred Bader founded Alfa Inorganics, intending to complement Aldrich's organic chemicals with inorganic research chemicals. This joint venture was terminated in 1967.
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Phenothiazine, abbreviated PTZ, is an organic compound that has the formula S(C 6 H 4) 2 NH and is related to the thiazine-class of heterocyclic compounds.Derivatives of phenothiazine are highly bioactive and have widespread use and rich history.