99.60 Withdrawal effective Mar 9, 2016
CEN
CEN/TC 327 Animal feeding stuffs - Methods of sampling and analysis
European Norm
65.120 Animal feeding stuffs
ISO 13904:2005 describes the determination of the total and free tryptophan in feeding stuffs (e.g. complete and complementary feeds, supplementary feeds, raw materials, ingredients, premixtures and concentrates. It does not distinguish between D- and L-forms.
WITHDRAWN
EN ISO 13904:2005
99.60
Withdrawal effective
Mar 9, 2016
PUBLISHED
EN ISO 13904:2016