GB/T 11066.4-2008 Methods for chemical analysis of gold.Determination of copper,lead and bismuth contents.Flame atomic absorption spectrometry (English Version)
This part specifies the method for the determination of copper, lead and bismuth content in gold. This section applies to the simultaneous determination of copper, lead and bismuth in gold, and also applies to the independent determination of one of these elements. The measurement range is shown in Table 1.
GB/T 11066.4-2008 history
2008GB/T 11066.4-2008 Methods for chemical analysis of gold.Determination of copper,lead and bismuth contents.Flame atomic absorption spectrometry
1989GB/T 11066.4-1989 Gold--Determination of copper, lead, bismuth and antimony contents--Flame atomic absorption spectrometric method