Henri Jules Debray and Henri Étienne Deville, …

Years: 1876 - 1876
October

Henri Jules Debray and Henri Étienne Deville, French metallurgists, separate pure osmium from the platinum group metals in 1876, their object being on the one hand to prepare pure forms of the platinum group metals, and on the other to find a suitable metal for the standard meter for the International Metric Commission currently sitting at Paris.

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