ISO/TS 22451:2021

Recycling of rare earth elements — Methods for the measurement of rare earth elements in industrial waste and end-of-life products

This document provides measurement methods for quantifying rare earth elements (REEs) in industrial wastes and end-of-life products in solid, solid-liquid mixture or liquid forms. It provides an overview of sample preparation and measurement of REEs in industrial waste and end-of-life products. WARNING — The use of this document can involve hazardous materials, operations and equipment. This document does not address any safety problems associated with its use. It is the responsibility of the user of this document to establish appropriate safety and health practices.

Recyclage des éléments des terres rares — Méthodes pour le mesurage des éléments des terres rares dans les déchets industriels et les produits en fin de vie

General Information

• Status: Published
• Publication Date: 24-May-2021
• ICS: 13.030.30 - Special wastes
• ICS: 13.030.50 - Recycling
• Technical Committee: ISO/TC 298 - Rare earth
• Drafting Committee: ISO/TC 298/WG 2 - Elements recycling
• Current Stage: 9020 - International Standard under periodical review
• Start Date: 15-Apr-2024
• Completion Date: 15-Apr-2024

Standards Content (Sample)

TECHNICAL ISO/TS
SPECIFICATION 22451
First edition
2021-05
Recycling of rare earth elements —
Methods for the measurement of rare
earth elements in industrial waste and
end-of-life products
Recyclage des éléments des terres rares — Méthodes pour le
mesurage des éléments des terres rares dans les déchets industriels et
les produits en fin de vie
Reference number
ISO/TS 22451:2021(E)
©
ISO 2021

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ISO/TS 22451:2021(E)

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ii © ISO 2021 – All rights reserved

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ISO/TS 22451:2021(E)

Contents Page
Foreword .iv
Introduction .v
1 Scope . 1
2 Normative references . 1
3 Terms, definitions and abbreviated terms . 1
3.1 Terms and definitions . 1
3.2 Abbreviated terms . 1
4 Sampling . 2
4.1 Industrial waste . 2
4.1.1 Processing waste. 2
4.1.2 Scrap . 2
4.2 End-of-life products . 2
4.2.1 Magnets . 2
4.2.2 NiMH batteries . . 2
4.2.3 Phosphors . 2
5 Selection of measurement methods . 3
6 Measurement methods . 3
6.1 X-ray fluorescence spectrometry (XRF) . 3
6.1.1 General.
...