
Jewellery - Determination Of Silver In Silver Jewellery Alloys - Volumetric (Potentiometric) Method Using Potassium Bromide (Iso 11427:2014)
出版:British Standards Institution

專家解讀視頻
2016 [31/10/2016]
Supersedes 13/30243480 DC & BS EN 31427. Renumbers and supersedes BS ISO 11427. 2016 version incorporates corrigendum to BS ISO 11427. (10/2016)
ISO 11427 : 2014 - Identical
EN ISO 11427 : 2016 - Identical
EN ISO 11427:2016 - Identical