ISO 20483:2013Published

Cereals and pulses — Determination of the nitrogen content and calculation of the crude protein content — Kjeldahl method

Céréales et légumineuses — Détermination de la teneur en azote et calcul de la teneur en protéines brutes — Méthode de Kjeldahl

Abstract / scope

ISO 20483:2013 specifies a method for the determination of the nitrogen content of cereals, pulses and derived products, according to the Kjeldahl method, and a method for calculating the crude protein content. The method does not distinguish between protein nitrogen and non-protein nitrogen.

Life cycle

Replaces

ISO 20483:2006WithdrawnCereals and pulses — Determination of the nitrogen content and calculation of the crude protein content — Kjeldahl methodInternational Standard · Published 20 Oct 2006 · ISO/TC 34/SC 4