This standard specifies the method for the determination of copper content in antimony trioxide. This standard applies to the determination of copper content in antimony trioxide. Measuring range: 0.00020% to 0.0050%.
GB/T 3254.4-1998 history
2008GB/T 3253.5-2008 Methods for chemical analysis of antimony and antimony trioxide.Determination of copper content.Flame atomic absorption spectrophotometric method
1998GB/T 3254.4-1998 Antimony trioxide--Determination of copper content
GB/T 3254.4-1998 Antimony trioxide--Determination of copper content was changed to GB/T 3253.5-2008 Methods for chemical analysis of antimony and antimony trioxide.Determination of copper content.Flame atomic absorption spectrophotometric method.