GB/T 15249.1-2009
Methods for chemical analysis of crude gold.Part 1:Determination of gold content.Fire assay gravimetric method (English Version)

Standard No.: GB/T 15249.1-2009
Language: Chinese, Available in English version
Release Date: 2009
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest: GB/T 15249.1-2009
Replace: GB/T 15249.1-1994

Scope: This part of GB/T 15249 specifies the determination method of gold content in alloy gold. This part is applicable to the determination of the amount of gold in alloy gold (mined gold, smelted crude gold products and recycled gold, etc.). Determination of mass fraction range of gold: 30.00%~99.90%. When the sample contains interfering elements (such as iridium, palladium, rhodium, ruthenium and osmium, etc.) that affect the determination accuracy of the fire assay gold gravimetric method, this section will not apply.

GB/T 15249.1-2009 history

2009 GB/T 15249.1-2009 Methods for chemical analysis of crude gold.Part 1:Determination of gold content.Fire assay gravimetric method
1994 GB/T 15249.1-1994 Crude Gold-Determination of gold content-Fire assay gravimetric method