ISO 19919:2025

Jewellery and precious metals — Determination of silver — ICP-OES method using an internal standard element
Autor: ISO
Código ICS: 39.060
Vigente
$108.290

Alcance

This document specifies an analytical method for the determination of silver on a material considered homogeneous. The silver content of the samples lies preferably between 50 ‰ (parts per thousand) and 990 ‰ (parts per thousand). Fineness above 990,0 ‰ can be determined using a spectroscopy method by difference (see ISO 15096).NOTE            Lower contents of silver can be analysed according to this method.

Especificaciones de productos
Fecha de Publicación 25/11/2025
Título Secundario Joaillerie, bijouterie et métaux précieux — Dosage de l’argent — Méthode par ICP-OES utilisant un étalon interne
Páginas Técnicas 10
Idioma Inglés