GB/T 3884.14-2012 Methods for chemical analysis of copper concentrates.Part 14:Determinnation of gold and silver.Fire assay gravimetric and flame atomic absorption spectrmetric method (English Version)
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 3884.14-2012
Scope
This part of GB/T 3884 specifies the determination method of gold and silver content in copper sulfide concentrate--fire assay gold gravimetric method and flame atomic absorption spectrometry. This part is applicable to copper sulfide with copper content of 15%~60%. Determination of gold and silver in concentrate, the determination range is Au 0.5 g/t~300.0 g/t, Ag 25 g/t~1 500 g/t,
GB/T 3884.14-2012 Referenced Document
GB/T 27674-2011 Copper,lead and zinc sulfide concentrates.Determination of hygroscopic moisture in the analysis sample.Gravimetric method
ISO 1042:1998 Laboratory glassware - One-mark volumetric flasks
ISO 3696:1987 Water for analytical laboratory use; Specification and test methods
ISO 4787:1984 Laboratory glassware; Volumetric glassware; Methods for use and testing of capacity
ISO 648:1977 Laboratory glassware; One-mark pipettes
GB/T 3884.14-2012 history
2012GB/T 3884.14-2012 Methods for chemical analysis of copper concentrates.Part 14:Determinnation of gold and silver.Fire assay gravimetric and flame atomic absorption spectrmetric method