Kinetic properties of a molecule in a su
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Article
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1913
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Elsevier Science
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English
β 66 KB
Micrographical Studies on Copper, Iron, and Steel ANON. (Atelier des Essa,is de m~'taux de la: Cie. des Chemins de Fer. ## P. L. M.)~(I) Rapid estinmtion of a.rsenie in red copper.--By etching the polished metal with pure nitric acid at 22 Β° C. for five or six secor~ds, black spots are developed,