This part specifies the method for the determination of the amount of silver in gold ore. This section applies to the determination of the amount of silver in gold ore. Measuring range: 2.00g/t~1000.0g/t.
GB/T 20899.2-2007 history
2019GB/T 20899.2-2019 Methods for chemical analysis of gold ores一Part 2:Determination of silver content 一Flame atomic absorption spectrometric method
2007GB/T 20899.2-2007 Methods for chemical analysis of gold ores Part 2: Determination of silver contents