Gold, gold alloys

    GSO 10282-2013

     

    Registry number: GSO 10282-2013

    Name: CRM of jewellery gold alloys

    Code of the CRM: uAu375 (set)

    CRM form: rolled plate, disk

    Expire date, year: 2043

     

    Code of CRM unit

    Element – certified value, mass fraction, %

    uAu375-2

    		Au-35.0; Ag-1.0; Zn-0.999; Cu-62.99

    uAu375-4

    		Au-37.999; Ag-5.0; Zn-0.5; Cu-56.49

    uAu375-5

    		Au-39.0; Ag-2.0; Zn-6.999; Cu-51.99

    uAu375-6

    		Au-37.0; Ag-25.0; Cu-38.0

    Download the certificate: Certificate of analysis

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