Johann Conrad Barchusen
Johann Conrad Barchusen, originally Barkhausen, sometimes Barchausen (16 March 1666 Horn, Principality of Lippe - 2 October 1723, Utrecht) was a pharmacist, chemist, physician and professor. At Universiteit Utrecht, he was the first person to teach chemistry as a specific subject (not just as part of medicine). He published four textbooks on chemistry and two on medicine. Provided by Wikipedia
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