Reference number
ISO 11489:1995
ISO 11489:1995
Determination of platinum in platinum jewellery alloys — Gravimetric determination by reduction with mercury(I) chloride
Edition 1
1995-04
Retirada
ISO 11489:1995
19440
Retirada (Edición 1, 1995)

Resumen

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.

Informaciones generales

  •  : Retirada
     : 1995-04
    : Retirada de la Norma Internacional [95.99]
  •  : 1
     : 4
  • ISO/TC 174
    39.060 
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