Standard

ISO 2131:1972

Nov 1972 Published

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Language English

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Abstract

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.

Document information

Standard from ISO
Published: 1 November 1972
Edition: 1
Version: 1
Document type: IS
ISBN:

ICS 71.100.40
ISO TC ISO/TC 91

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Referred by: NS-EN ISO 3251:2008

ISO 2131:1972

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Abstract

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Abstract

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