Abstract 

Specifies the principle of measurement, at (20 0.5) 0C, of the quantity of 0.01 N sodium hydroxide standard volumetric solution required to take the pH of a solution containing 50 g of sample in 100 ml of water to a pH of 8.3 after addition of formaldehyde. Has also been approved by the IUPAC.


General information

  • Status :  Withdrawn
    Publication date : 1973-12
  • Edition : 1
    Number of pages : 2
  • :
    ISO/TC 47
    Chemistry
  • 71.080.30
    Organic nitrogen compounds

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