I.S. EN ISO 11426:2016现行
Jewellery - Determination of Gold in Gold Jewellery Alloys - Cupellation Method (fire Assay) (iso 11426:2014)
出版：National Standards Authority of Ireland
专家解读视频
Defines a cupellation method (fire assay) for the determination of gold in gold jewellery alloys.
EN ISO 11426:2016 - Identical
UNE EN ISO 11426:1999 - Identical
SS EN ISO 11426 Ed. 2 (2016) - Identical
BS EN ISO 11426:2016 - Identical
NEN EN ISO 11426:2016 - Identical
UNE EN ISO 11426:2017 - Identical
NF EN ISO 11426:1999 - Identical
ONORM EN ISO 11426:1999 - Identical
NS EN ISO 11426:2016 - Identical
NS EN ISO 11426 Ed. 2 (1999) - Identical
SN EN ISO 11426:1999 - Identical
ONORM EN ISO 11426:2017 - Identical
