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Certified Reference Materials of Copper, Lead and Zinc (Silver) Ore Rocks and Their Concentrates (GSO 1-7)
Authors:Tiexin Gu  Wei Bu  Weidong Yan  Changyi Shi  Mingcai Yan
Institution:Institute of Geophysical and Geochemical Exploration (IGGE), Langfang, Hebei 065000, P.R. China
Abstract:Sulfide mineral certified reference materials GSO 1-7, recently prepared by the Institute of Geophysical and Geochemical Exploration (IGGE), were analysed by twelve laboratories. Various reliable analytical methods based on different principles were adopted and classical chemical methods were taken as the primary analytical methods, by which 5729 determinations were carried out, 1425 average data were obtained, and twenty one to twenty seven elements and components were certified.
Keywords:certified reference materials  GSO-1 to 7  ore rock and concentrate  Cu  Pb  Zn ore
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