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Determination of gold and silver in gold and silver alloys

[Određivanje sadržaja zlata i srebra u zlatnim srebrenim legurama]

EPTIS factsheet 444411 | Last revision 2017-11-20 | URL: https://www.eptis.bam.de/pts444411 https://www.eptis.bam.de/pts444411

PT provider
PT provider Institute of Metrology of Bosnia and Herzegovina Institute of Metrology of Bosnia and Herzegovina
Based in Bosnia and Herzegovina
Language(s) English
Remarks The Institute of Metrology of Bosnia and Herzegovina, Chemistry Department organizes the Proficiency Testing Scheme on precious metals alloys. Test samples are gold (mass fraction of gold in the range of 333‰-999‰) and silver (mass fraction of silver in the range of 800‰-999‰) jewelry alloys. Our PT Scheme is accredited by DAkkS (Certificate No. D-EP-20480-01-00) according to the ISO/IEC 17043 standard.
Keywords
Product groups Jewelry
Metals
Testing fields Analytical chemistry
Technical details
Test item Tested property Testing method
Gold and silver alloys Mass fraction of the gold (Au) ISO 11426
Mass fraction of the silver (Ag) ISO 11427
ISO 13756
Aims of the PT scheme
Target group of participants Laboratories analyzing precious metals alloys (Assay offices)
Linked to specific legislation / standards
Additional, subsidiary aims
Number of participants 20
Accredited or otherwise reviewed by a 3rd party

Accredited by DAkkS (Germany) on the basis of ISO/IEC 17043

Operation is commissioned / requested by
Fees and frequency
Participation fee 300-600 Euro (depending on sample)
Regularly operated Yes (One per year (for different matrices))
Year of first operation 2013
Contact details of the PT provider
Provider Contact person
Institute of Metrology of Bosnia and Herzegovina
Augusta Brauna 2
71000
Bosnia and Herzegovina

Phone: +387 33 568 925
Fax: +387 33 568 909
Web: http://www.met.gov.ba/ http://www.met.gov.ba/
Ms Aida Jotanovic
Phone: +387 33 568 925
Fax: +387 33 568 909
Email: aida.jotanovic@met.gov.ba aida.jotanovic@met.gov.ba
If you find any mistakes please contact the responsible EPTIS coordinator in Bosnia and Herzegovina, Mr Johannes van de Kreeke. Mr Johannes van de Kreeke.
Any questions or problems? Please contact us at eptis@bam.de.
Application version: 1.21