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ISO 2131:1972

Surface active agents — Simplified classification

Standard Details

The simplified system enables the characteristics of the substances to be expressed by an abbreviated lettering and numbering system, consisting of one letter and four figures (five in the case of compounds comprising several hydrphilic groups). The letter designates the ionic character and figures correspond to the functional groups present in the molecule.

General Information

Status : Published
Standard Type: Main
Document No: ISO 2131:1972
Document Year: 1972
Pages: 5
Edition: 1

Life Cycle

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ISO 2131:1972
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