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Beckman Coulter, Inc. is a Danaher Corporation company that develops, manufactures, and markets products relevant to biomedical testing. It operates in the industries of diagnostics and life sciences .
Schematic diagram of 3-part analyzer. A 3-part differential cell counter uses Coulter's principle to find the size and volume of the cell. The sample is lysed and dissolved into an electrolyte solution in a container, which also holds a smaller container.
The DU spectrophotometer or Beckman DU, introduced in 1941, was the first commercially viable scientific instrument for measuring the amount of ultraviolet light absorbed by a substance. This model of spectrophotometer enabled scientists to easily examine and identify a given substance based on its absorption spectrum , the pattern of light ...
Arnold Orville Beckman (April 10, 1900 – May 18, 2004) was an American chemist, inventor, investor, and philanthropist. While a professor at California Institute of Technology, he founded Beckman Instruments based on his 1934 invention of the pH meter, a device for measuring acidity (and alkalinity), later considered to have "revolutionized the study of chemistry and biology". [1]
Cepheid owns the GeneXpert rapid molecular diagnostic system, its main product. [5] The system was developed in the 1990s; the design remained substantially the same from the turn of the century to 2020. [6] Similar tests have subsequently been developed by Abbott and Roche. [6] The GeneXpert system identifies organisms from their DNA. [6]
On April 8, 1935, Beckman's renamed National Technical Laboratories focused on the manufacture of scientific instruments, with the Arthur H. Thomas Company as a distributor for its pH meter. [25]: 131–135 In its first full year of sales, 1936, the company sold 444 pH meters for $60,000 in sales. [26]
KaVo Kerr was a dental equipment manufacturer group that was sold formerly to Envista. The group stemmed from a joint venture set up in 2016 between KaVo (KaVo Dental GmbH), which was established in 1909 in Berlin, Germany, and Kerr Corporation, which was founded in 1891 in Detroit, Michigan, as well as a division of Danaher Corporation headquartered in Brea, California.
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