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ISO 9198:2020

Paper, board and pulp — Determination of water-soluble sulfates

Sep 18, 2020

General information

90.20     Jul 15, 2025

ISO

ISO/TC 6

International Standard

85.040     85.060  

English   French  

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Scope

This document specifies a method for the determination of water-soluble sulfates in all types of pulp, paper and board. The lower limit of the determination is 20 mg of sulfate ion per kilogram of dry sample.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 9198:2001

NOW

PUBLISHED
ISO 9198:2020
90.20 Standard under periodical review
Jul 15, 2025

National adoptions

Paper, board and pulp — Determination of water-soluble sulfates

90.20   Standard under periodical review

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