Abstract 

The principle of the method specified is dissolution of a test portion in nitric acid, measurement of the absorption of the resonance line energy from the spectrum of silver in the test solution at a wavelength of 328,1 nm by an atomic absorption spectrometer fitted with a graphite furnace electrothermal atomizer, calibration by the standard additions method described in ISO 11438-1. Applies to silver contents in the range of 1,0 g/t to 6,0 g/t in ferronickel.


General information

  • Status :  Withdrawn
    Publication date : 1993-11
  • Edition : 1
    Number of pages : 3
  • :
    ISO/TC 155
    Nickel and nickel alloys
  • 77.100
    Ferroalloys

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