ISO/TS 16634-2:2009

Food products - Determination of the total nitrogen content by combustion according to the Dumas principle and calculation of the crude protein content -- Part 2: Cereals, pulses and milled cereal products

ISO/TS 16634-2:2009 specifies a method for the determination of the total nitrogen content and the calculation of the crude protein content of cereals, pulses and milled cereal products.

This method, like the Kjeldahl method, does not distinguish between protein nitrogen and non-protein nitrogen. For the calculation of the protein content, various conversion factors, given in the document, are used.


General information

  • Current status : Withdrawn
    Publication date : 2009-10
  • Edition : 1
  • :
    ISO/TC 34
    Food products
  • 67.060
    Cereals, pulses and derived products
    67.050
    General methods of tests and analysis for food products

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