GB/T 15076.11-1994 Methods for chemical analysis of tantalum and niobium-Determination of arsenic antimony,lead,tin and bismuth contents in niobium (English Version)
This standard specifies the methods for the determination of arsenic, antimony, lead, tin and bismuth in niobium. This standard applies to the simultaneous determination of arsenic, antimony, lead, tin and bismuth in niobium and its compounds. The measurement range is shown in Table 1.
GB/T 15076.11-1994 history
2020GB/T 15076.11-2020 Methods for chemical analysis of tantalum and niobium—Part 11:Determination of arsenic,antimony,lead,tin and and bismuth contents in niobium—Direct current arc atomic emission spectrometry
1994GB/T 15076.11-1994 Methods for chemical analysis of tantalum and niobium-Determination of arsenic antimony,lead,tin and bismuth contents in niobium