Reference number
ISO 11489:1995
© ISO 2025
ISO 11489:1995
Determination of platinum in platinum jewellery alloys — Gravimetric determination by reduction with mercury(I) chloride
Edition 1
1995-04
Withdrawn
Withdrawn (Edition 1, 1995)

Abstract

Specifies a gravimetric method for the determination of platinum in platinum jewellery alloys, preferably within the range of fineness stated in ISO 9202. The procedure applies specifically to platinum alloys incorporating palladium, iridium, rhodium, copper, cobalt, gold, ruthenium, gallium, chromium, indium and less than 5 % tungsten. Some modifications are indicated where palladium, iridium, rhodium, gold or ruthenium are present.

General information

  • Status
     : Withdrawn
    Publication date
     : 1995-04
    Stage
    : Withdrawal of International Standard [95.99]
  • Edition
     : 1
    Number of pages
     : 4
  • Technical Committee :
    ISO/TC 174
    ICS :
    39.060 
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