NA 057

DIN Standards Committee Food and Agricultural Products

Project

Food products - Determination of the total nitrogen content by combustion according to the Dumas principle and calculation of the crude protein content - Part 1: Oilseeds and animal feeding stuffs

Abstract

ISO 16634-1:2008 specifies a method for the determination of the total nitrogen content and the calculation of crude protein content of oilseeds and animal feeding stuffs. This method, like the Kjeldahl method, does not distinguish between protein nitrogen and non-protein nitrogen. For the calculation of protein content, various conversion factors are used. This method is not applicable to milk and milk products.

Begin

2024-09-05

WI

00327130

Planned document number

DIN EN ISO 16634-1 rev

Project number

05702757

Responsible national committee

NA 057-03-03 AA - Animal feeding stuffs  

Responsible european committee

CEN/TC 327 - Animal feeding stuffs - Methods of sampling and analysis  

Responsible international committee

ISO/TC 34 - Food products  

previous edition(s)

Food products - Determination of the total nitrogen content by combustion according to the Dumas principle and calculation of the crude protein content - Part 1: Oilseeds and animal feeding stuffs (ISO 16634-1:2008); German version EN ISO 16634-1:2008
2009-07

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