ISO 2871-1:1988
ISO 2871-1:1988

Estado : Retirada

Esta norma ha sido revisada por ISO 2871-1:2010


An aliquot portion of a standard solution of sodium lauryl sulfate is titrated with a solution of the test sample, according to the direct two-phase titration procedure describes in ISO 2271. The method is applicable to solids or to aqueous solutions of the active material. The relative molecular mass of the cationic-active matter shall be known or previously determined if its content is expressed as a percentage by mass. The method is not applicable if anionic surface-active agents are present.

Informaciones generales

  •  : Retirada
     : 1988-10
    : Retirada de la Norma Internacional [95.99]
  •  : 1
     : 2
  • ISO/TC 91
  • RSS actualizaciones

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