0 Stavka
Moj nalog
Telefon: (011) 7541-421, 3409-301, 3409-335, 6547-293, 3409-310
E-mail: Prodaja standarda: prodaja@iss.rs Seminari, obuke: iss-edukacija@iss.rs Informacije o standardima: infocentar@iss.rs
Stevana Brakusa 2, 11030 Beograd
Glavni meni

ISO/CD 25644

Jewellery and precious metals — Determination of gold — ICP-OES method using an internal standard element

Опште информације

30.60     17. 1. 2026.

ISO

ISO/TC 174

Međunarodni standard

Apstrakt

This document describes an analytical method for the determination of gold with a nominal content of up to 990 ‰ (per mil), including alloys according to DIN EN ISO 9202 using inductively coupled plasma emission spectrometry. Preferentially the gold content of the alloys lies between 50 ‰ (parts per thousand) and 990 ‰ gold.

Životni ciklus

TRENUTNO

PROJEKAT
ISO/CD 25644
30.60 Završetak izjašnjavanja o nacrtu komisije standarda
17. 1. 2026.