本文件规定了金精矿中碳量的测定方法。
本文件适用于金精矿中碳量的测定。方法1非水滴定法测定范围:0.50%~10.00%;方法2高频燃烧红外吸收法测定范围:0.020%~10.00%。
本文件描述了载金炭中金量和银量的测定方法。
本文件适用于载金炭中金量和银量的测定。方法1火试金重量法的金量测定范围:100.0 g/t~10 000.0 g/t,银量测定范围:500.0 g/t~20 000.0 g/t;方法2火焰原子吸收光谱法的金量测定范围:100.0 g/t~10 000.0 g/t。
This part of GB/T 7739 specifies methods of the determination of gold and silver contents in gold concentrates.
Method 1 of this part is applicable to the determination of gold and silver contents in gold concentrates, method 2 and method 3 are applicable to the determination of gold content in gold concentrates. The determination range for gold content of method 1 is 10.0 g/t to 550.0 g/t, the determination range for silver content of method 1 is 200.0 g/t to 12 000.0 g/t; the determination range for gold content of method 2 is 10.0 g/t to 150.0 g/t; the determination range for gold content of method 3 is 10.0 g/t to 150.0 g/t.
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