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SRPS EN ISO 13904:2017

Animal feeding stuffs - Determination of tryptophan content (ISO 13904:2016)

Sep 30, 2020
Sep 30, 2020

General information

60.60     Sep 30, 2020

ISS

E034-4/PKS E034-10

European Norm

65.120  

Serbian  

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Published

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Scope

ISO 13904:2016 specifies a method for determination of the total and free tryptophan (Trp) content in feeding stuffs (e.g. complete and complementary feeds, supplementary feeds, raw materials, ingredients, and concentrates) and determination of free tryptophan in commercial pure substances and premixtures containing more than 2 % of tryptophan.
It does not distinguish between D- and L-forms.

Life cycle

PREVIOUSLY

WITHDRAWN
SRPS EN ISO 13904:2010

NOW

PUBLISHED
SRPS EN ISO 13904:2017
60.60 Standard published
Sep 30, 2020

Related project

Adopted from EN ISO 13904:2016

Adopted from ISO 13904:2016