Abstract Preview

The method consists in acidifying and heating a test portion, entraining, in a current of nitrogen, the gas liberated, absorbing and oxidizing the gas by bubbling it through a neutral, dilute hydrogen peroxide solution, then determining the sulphuric acid thus formed using standard volumetric sodium hydroxide solution. Verification of the determination is described in the annexes A and B, respectively.

General information

  • Status :  Published
    Publication date : 1981-09
  • Edition : 1
    Number of pages : 7
  • :
    ISO/TC 34/SC 3
    Fruits and vegetables and their derived products
  • 67.080.01
    Fruits, vegetables and derived products in general

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  • CHF58

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