ISO 2131:1972 Preview

Surface active agents -- Simplified classification

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
    Publication date : 1972-11
  • Edition : 1
    Number of pages : 5
  • :
    ISO/TC 91
    Surface active agents
  • 71.100.40
    Surface active agents

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