ISO/TC 91 Grenzflächenaktive Stoffe,
ISO/TC 91 Surface active agents,
ISO/TC 91 Agents de surface,
ISO Internationale Organisation für Normung,
ISO International Organization for Standardization,
ISO Organisation Internationale de Normalisation
Footnote:
Internationale Übereinstimmung mit: GB/T 5328 (1985) - identisch; NF T73-053 (1972-07-01) - identisch; KS M ISO 2131 (2006-12-27) - identisch; TS ISO 2131 (2000-03-07) - identisch
Description:
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.