# Commission Regulation (EC) No 1847/2003 of 20 October 2003 concerning the provisional authorisation of a new use of an additive and the permanent authorisation of an additive already authorised in feedingstuffs (Text with EEA relevance), Annex I

Extent: E+W+S+N.I.

One U is the amount of enzyme which liberates 1 micromole of xylose from birchwood xylan per minute at pH 5,3 and 50 °C.’
No (or EC No)
Additive
Chemical formula, description
Species or category of animal
Maximum age
Minimum content
Maximum content
Other provisions
End of period of authorisation
Units of activity/kg of complete feedingstuff
‘Enzymes
14
Endo-1,4-beta-xylanase
EC 3.2.1.8.
Preparation of endo-1,4-beta-xylanase produced by Aspergillus niger (CBS 520.94) having a minimum activity of:
Solid form: 600 U/g
Liquid form: 300 U/ml
Turkeys for fattening
—
300 U
—
1.
In the directions for use of the additive and premixture, indicate the storage temperature, storage life, and stability to pelleting
2.
Recommended dose per kg of complete feedingstuff:
300 — 1 200 U
3.
For use in compound feed rich in non-starch polysaccharides, (mainly arabinoxylans) e.g. containing more than 40 % wheat.
24.10.2007

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Source: https://www.legislation.gov.uk/eur/2003/1847/annex/I (the official version)
Page: https://openlegislation.uk/eu-regulation-2003-1847/annex-I
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.