Reference number
ISO 893:1989
© ISO 2024
International Standard
ISO 893:1989
Surface active agents — Technical alkane sulfonates — Methods of analysis
Edition 2
1989-11
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Published (Edition 2, 1989)
This publication was last reviewed and confirmed in 2022. Therefore this version remains current.

ISO 893:1989

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Format
CHF 42
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Abstract

Specifies the following methods of analysis for the substance to be tested: measurement of pH, determination of water content, determination of free alkalinity or free acidity, determination of matter extractable by light petroleum, determination of sodium alkane sulphonates content, determination of alkane monosulphonates content, determination of sodium sulphite content, determination of sodium sulphate content, determination of sodium chloride content. In annexes a general scheme of analysis and a method for the determination of total salts content is given.

General information

  • Status
     : Published
    Publication date
     : 1989-11
    Stage
    : International Standard confirmed [90.93]
  • Edition
     : 2
    Number of pages
     : 6
  • Technical Committee :
    ISO/TC 91
    ICS :
    71.100.40 
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