ISO 6121:1988

Surface active agents — Technical alkane sulfonates — Determination of alkane monosulfonates content by direct two-phase titration

Publication date: 16 qer 1988

General information

Current stage: 90.60 Effective date: 3 sht 2024

Originator: ISO

Owner: ISO/TC 91

Type: International Standard

ICS: 71.100.40

Gjuha: frëngjisht anglisht

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Statusi: Publikuar

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Scope

The determination is carried out in a consisting of an aqueous phase and a chloroform phase, in the presence of sodium sulfate, by titration against a standard volumetric cationic-active solution (benzethonium chloride), in the presence of an indicator consisting of a mixture of a cationic dye (dimidium bromide) and an anionic dye (acid blue 1).

Life cycle

PREVIOUSLY

Revises
ISO 6121:1979

NOW

PUBLISHED
ISO 6121:1988
90.60 Close of review
3 sht 2024

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