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Beschreibung

Mean values. RTS-5 is a nickel-copper-gold tailings prepared from a mixture of tailings from two Canadian mining companies. |||a) the data was obtained from various types of fusion based on statistical tests|||b) the data was obtained from fire assay pre-concentration only based on statistical tests|||c) the data was obtained from digestion with three acids (hydrochloric, nitric and hydrofluoric),four acids (hydrochloric, nitric, hydrofluoric and perchloric), various fusions and pressedpowder pellet followed by x-ray fluorescence based on statistical tests|||d) the data was obtained from digestion with three acids, four acids and various fusions based on statistical tests|||e) the data was obtained from digestion with two acids (hydrochloric and nitric) based on statistical tests|||f)the data was obtained from digestion with four acids, various fusions and pressed powder pellet followed by x-ray fluorescence based on statistical tests|||g) the data was obtained from digestion with four acids in a closed vessel, various fusions,pressed powder pellet followed by x-ray fluorescence and instrumental neutron activation analysis based on statistical tests|||h) the data was obtained from digestion using four acids and various fusions based on statistical tests|||i) the data was obtained from digestion with three acids and four acids based on statistical tests|||j) the data was obtained from digestion with two and three acids based on statistical tests|||k) the data was obtained from digestion with four acids in a closed vessel and various fusions based on statistical tests.