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Standard ČSN EN ISO 22764 1.8.2026 preview

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ČSN EN ISO 22764 (421669)

Jewellery and precious metals - Fineness of solders used with precious metal jewellery alloys

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STANDARD published on 1.8.2026


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The information about the standard:

Designation standards: ČSN EN ISO 22764
Classification mark: 421669
Catalog number: 523887
Publication date standards: 1.8.2026
SKU: NS-1278521
The number of pages: 16
Approximate weight : 48 g (0.11 lbs)
Country: Czech technical standard
Category: Technical standards ČSN

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Jewellery

Annotation of standard text ČSN EN ISO 22764 (421669):

This document specifies the precious metal content in solders suitable for use in the production of jewellery made of precious metal alloys

Preview of the standard ČSN EN ISO 22764 (421669)

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