Reference number
ISO 8799:1988
ISO 8799:1988
Surface active agents — Sulfated ethoxylated alcohols and alkylphenols — Determination of content of unsulfated matter
Edition 1
1988-03
Retirada
ISO 8799:1988
16226
Retirada (Edición 1, 1988)

Resumen

From a methanolic solution of the test portion, the unsulfated matter is separated on an ion-exchange column (filled with a mixture of cation-exchange resins and anion-exchange resins). The unsulfated matter is recovered from the eluate by evaporation and weighing of the residue.

Informaciones generales

  •  : Retirada
     : 1988-03
    : Retirada de la Norma Internacional [95.99]
  •  : 1
     : 2
  • ISO/TC 91
    71.100.40 
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