Resumen
Fire assaying comprises the following steps: crucible fusion, cupellation, parting (followed by flame atomic absorption spectrometry), retreatment, correction for blank contamination. The method is applicable for copper sulfide concentrates containing 15 % (m/m) to 60 % (m/m) copper, mainly in the form of chalcopyrite and related sulfide minerals, and gold contents from 0,5 g/t to 300 g/t and silver contents from 25 g/t to 1500 g/t.
Informaciones generales
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Estado: RetiradaFecha de publicación: 1994-06Etapa: Retirada de la Norma Internacional [95.99]
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Edición: 1Número de páginas: 27
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Comité Técnico :ISO/TC 183ICS :73.060.99
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Ciclo de vida
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Ahora
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Revisada por
RetiradaISO 10378:2005