Reference number
ISO 4322:1977
International Standard
ISO 4322:1977
Non-ionic surface active agents — Determination of sulphated ash — Gravimetric method
Edition 1
1977-05
Read sample
ISO 4322:1977
10193
Published (Edition 1, 1977)
This publication was last reviewed and confirmed in 2019. Therefore this version remains current.

ISO 4322:1977

ISO 4322:1977
10193
Language
Format
CHF 42
Convert Swiss francs (CHF) to your currency

Abstract

The method consists in calcination of a test portion in the presence of sulphuric acid solution and weighing of the ash in form of sulphate.

General information

  •  : Published
     : 1977-05
    : Close of review [90.60]
  •  : 1
     : 2
  • ISO/TC 91
    71.100.40 
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