ISO 699:2015

Pulps — Determination of alkali resistance

Publication date: Apr 2, 2015

General information

Current stage: 90.20 Effective date: Jan 15, 2026

Originator: ISO

Owner: ISO/TC 6

Type: International Standard

ICS: 85.040

Languages: English

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Status: Published

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Scope

ISO 699:2015 specifies a method for the determination of the alkali-insoluble fraction of pulps using sodium hydroxide solution of fixed concentration. The sodium hydroxide concentrations most frequently used are 18, 10, and 5 % (m/m).
The method is applicable to all kinds of pulp.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 699:1982

NOW

PUBLISHED
ISO 699:2015
90.20 Standard under periodical review
Jan 15, 2026

National adoptions

SSH ISO 699:2015

DPS

Pulps — Determination of alkali resistance

60.60 Standard published

DPS/KT 172 more

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