Klaproth, Martin Heinrich

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Klaproth, Martin Heinrich

(mär`tēn hīn`rĭkh kläp`rōt), 1743–1817, German chemist. He is often referred to as the father of analytic chemistry. He recognized (1789) the presence of zirconium in the ore zirconia and of uranium in a precipitate of pitchblende. He also worked on other elements, including titanium and tellurium.
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References in periodicals archive ?
Uranium oxide was first isolated by the German chemist Martin Klaproth in 1789 from the mineral pitchblende.
37 Which chemical element was first recognised (though not isolated) in 1789 when scientist Martin Klaproth analysed a Ceylonian jargoon gemstone?
From information of my own, as well as from Klaproth's map, I gather that the province of Khotan lies further S.
16, 2003); see Jesse Klaproth, Comment, Decision by the Arbitrator--United States--Continued Dumping and Subsidy Offset Act of 2000: Payback is for the Byrds; Arbitrator Allows Eight Countries to Sanction the United States for Application of the Byrd Amendment, 13 TUL.
Further work by Martin Klaproth and Hatchett concluded it was merely an impure clay (probably kaolin) derived from the decomposition of granite (Vallance, 1986).
Sirvio de "arme de guerre" segun Schwab en los discursos de Klaproth a Gabineau (198).
In 1789 Klaproth (see 1784), who was working with a heavy black ore called pitchblende, obtained a yellow compound that contained a hitherto unknown element.
This discovery is attributed to Martin Heinrich Klaproth, an outstanding analytical chemist from Germany in 1789.
"The greatness of this exhibition was visible this year in regards to participation," said Susanne Klaproth, Director of DOMOTEX Worldwide.
Scheele y Bergman tuvieron correspondencia sobre este asunto con los descubridores y en la Academia de Ciencias de Toulouse se leia la memoria del descubrimiento un ano despues, memoria que fue traducida al frances, al aleman y al sueco, dedicandosele paginas enteras en el "Tratado de Quimica" de Chaptal y en el "Diccionario" de Klaproth.
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