Projects of ISO/TC 174/WG 1

Document number Begin Title Comment
DIN EN ISO 11494 2025-06-23 Jewellery and precious metals - Determination of platinum - ICP-OES method using an internal standard element (ISO/DIS 11494:2026); German and English version prEN ISO 11494:2026 More  Comment 
DIN EN ISO 11495 2025-06-23 Jewellery and precious metals - Determination of palladium - ICP-OES method using an internal standard element (ISO/DIS 11495:2026); German and English version prEN ISO 11495:2026 More  Comment 
ISO/DIS 11495 2025-06-16 Jewellery and precious metals - Determination of palladium - ICP-OES method using an internal standard element More  Comment 
ISO/DIS 11494 2025-06-16 Jewellery and precious metals - Determination of platinum - ICP-OES method using an internal standard element More  Comment 
ISO/CD 25643 2025-02-24 Jewellery and precious metals - Determination of silver - Cupellation method (fire assay) More  Comment 
ISO/DIS 25644 2025-02-24 Jewellery and precious metals - Determination of gold - ICP-OES method using an internal standard element More  Comment 

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