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ISO/WD 25840

Test methods for graphite — Determination of trace metal element content

General information

Current stage: 20.20 Effective date: Mar 31, 2026

Originator: ISO

Owner: ISO/TC 345

Type: International Standard

Scope

This document specifies the principle, test procedure, precision and test report of the method for the determination of trace metal element content in graphite materials.

This document applies to the testing of trace metals (e.g. nickel, cobalt, iron, copper, zinc, manganese and chromium) in graphite materials.

Life cycle

NOW

IN_DEVELOPMENT
ISO/WD 25840
20.20 Working draft (WD) study initiated
Mar 31, 2026