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Chromatographic Processes

Preparative chromatography is a versatile purification technique used in various industrial sectors including petrochemistry, sugar production, pharmaceutical and fine chemistry, to name only a few. While this technology is often considered complex, expensive and sometimes not scaleable, industrial success stories prove the opposite. In our recent webinar, Dr. Pfister from Ypso-Facto presented a reliable approach

Phase Transfer Catalysis Tips and Abstracts from PTC Organics, Inc

A patent just issued last month to Sachem, one of the most veteran manufacturers of high purity quaternary ammonium phase-transfer catalysts, that describes how to inhibit color formation of quat hydroxides in non-aqueous solvents (glycols). Sachem has been a leader in the commercial supply of quat hydroxides, especially those used in the manufacture of semiconductors.