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See Chinese contents: YS/T 521.2-2009 YS/T 521.2-2009: Methods for chemical analysis of blister copper. Part 2: Determination of gold and silver contents. Fire assay method
This Part of YS/T 521 specifies the method for determining gold and silver contents in blister copper. This Part applies to the determination of gold and silver contents in blister copper. Determination range: gold mass fraction and gt;= 0.5g/t; silver mass fraction and gt;= 20g/t.
