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ISO 11494:2019

Jewellery and precious metals — Determination of platinum in platinum alloys — ICP-OES method using an internal standard element ISO 11494:2019

Publication date:   Jul 10, 2019

General information

90.20 Standard under periodical review   Jul 15, 2024

ISO

ISO/TC 174 Jewellery and precious metals

International Standard

39.060   Jewellery

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Published

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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

WITHDRAWN
ISO 11494:2014

NOW

PUBLISHED
ISO 11494:2019
90.20 Standard under periodical review
Jul 15, 2024