Standard

ISO 2270:1989

Aug 1989 Published

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Language English

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Abstract

The sample is hydrolyzed by nascent hydroiodic acid. The iodine liberated is titrated with a standard volumetric sodium thiosulfate solution. The method is applicable to the analysis of polyethoxylated derivatives of primary saturated fatty alcohols, oleyl alcohol, satureted fatty acids, straight and branched chain alkylphenols. It is not applicable in the present of compounds containing sulfur or nitrogen, compounds containing oxypropylene group, aldehydes or acetals, sterols and derivatives.

Document information

Standard from ISO
Published: 17 August 1989
Edition: 2
Version: 1
Document type: IS
ISBN:

ICS 71.100.40
ISO TC ISO/TC 91

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Revises: ISO 2270:1972

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ISO 2270:1972
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ISO 2270:1989

ISO 2270:1989

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ISO 2270:1989

ISO 2270:1972

Abstract

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Version history Related corrigendum and amendments (0)

Version history History (2)

ISO 2270:1989

ISO 2270:1972

Abstract

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