ISO 731-2:1977
w
ISO 731-2:1977
4973

Abstract 

The principle consists in a titration of a test portion with a standard volumetric sodium hydroxide solution, using phenolphthalein as indicator. ISO/R 731 has been subdivised into seven parts. ISO 731/2 replaces clause 3 of ISO Recommendation R 731-1968.


General information 

  •  :  Withdrawn
     : 1977-02
  •  : 1
     : 2
  •  : ISO/TC 47 Chemistry
  •  :
    71.080.40 Organic acids

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