ISO 13904:2016

Animal feeding stuffs — Determination of tryptophan content

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.

SDO:

ISO

Language:

English

ICS Codes:

65.120

Status:

Published

Publish date:

2016-02-10

Standard Number:

ISO 13904:2016