General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Status
2017-12
Latest
GB/T 20899.11-2007
Scope
This part specifies the determination method of arsenic and bismuth in gold ore. This section applies to the determination of arsenic and bismuth in gold ore. Measuring range: arsenic: 0.010% ~ 0.40%; bismuth: 0.010% ~ 0.50%.
GB/T 20899.11-2007 history
2007GB/T 20899.11-2007 Methods for chemical analysis of gold ores Part 11: Determination of arsenic and bismuth contents