NEN ISO 11494 : DRAFT 1994
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
DETERMINATION OF PLATINUM IN PLATINUM JEWELLERY ALLOYS - ICP-SOLUTION-SPECTROMETRIC METHOD USING YTTRIUM AS INTERNAL STANDARD ELEMENT
08-01-1999
01-12-2013
Explains a procedure for the determination of platinum in jewellery platinum alloys preferably within the range of fineness as stated in ISO 9202 using inductively coupled plasma emission spectrometry.
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