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ISO/NP 26929

Jewellery and precious metals--Determination of gold--Potentiometry using hydroquinone

Опште информације

10.20     12. 7. 2026.

ISO

ISO/TC 174

Međunarodni standard

Apstrakt

This document specifies a volumetric method for the determination of gold on a material considered homogeneous by potentiometry using hydroquinone. The gold content of the sample lies preferably between (300 and 995,0) ‰ (parts per thousand, by mass).

Životni ciklus

TRENUTNO

PROJEKAT
ISO/NP 26929
10.20 Početak izjašnjavanja o predlogu
12. 7. 2026.