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Full Description

ISO 11494:2019 describes an analytical procedure for the determination of platinum in platinum alloys with a nominal content up to 990 (parts per thousand), including alloys according to ISO 9202.

 

Document History

  1. ISO 11494:2019

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    Jewellery and precious metals - Determination of platinum in platinum alloys - ICP-OES method using an internal standard element

    • Most Recent
  2. ISO 11494:2014


    Jewellery - Determination of platinum in platinum jewellery alloys - ICP-OES method using yttrium as internal standard element

    • Historical Version
  3. ISO 11494:2008


    Jewellery - Determination of platinum in platinum jewellery alloys - Inductively coupled plasma (ICP) solution-spectrometric method using yttrium as internal standard element

    • Historical Version