This standard specifies the determination method for the content of lead and copper in antimony. This standard applies to the determination of lead and copper content in antimony. Measuring range: lead 0.015% ~ 0.75%; copper 0.003% ~ 0.30%.
GB/T 3253.3-2001 history
2008GB/T 3253.3-2008 Methods for chemical analysis of antimony and antimony trioxide.Determination of lead content.Flame atomic absorption spectrophotometric method
2001GB/T 3253.3-2001 Methods for chemical analysis of antimony--Determination of lead and copper contents
GB/T 3253.3-2001 Methods for chemical analysis of antimony--Determination of lead and copper contents 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.