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ISO/CD 11494

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

General information

Current stage: 30.00 Effective date: Sep 18, 2025

Originator: ISO

Owner: ISO/TC 174

Type: International Standard

Scope

This document describes an analytical procedure for the determination of platinum in platinum alloys with a nominal content up to 990 ‰ (parts per thousand), including alloys according to ISO 9202.

Life cycle

PREVIOUSLY

PUBLISHED
ISO 11494:2019

NOW

IN_DEVELOPMENT
ISO/CD 11494
30.00 Committee draft (CD) registered
Sep 18, 2025